diff --git a/docs/v1/accounting/index.html b/docs/v1/accounting/index.html
index 83505ec5..534b424a 100644
--- a/docs/v1/accounting/index.html
+++ b/docs/v1/accounting/index.html
@@ -1562,6 +1562,26 @@
       "example" : "/Date(1573755038314)/",
       "x-is-msdate-time" : true
     },
+    "Status" : {
+      "type" : "string",
+      "description" : "AUTHORISED or DELETED (read-only). New bank transfers will have a status of AUTHORISED.",
+      "readOnly" : true,
+      "enum" : [ "AUTHORISED", "DELETED" ]
+    },
+    "FromTracking" : {
+      "type" : "array",
+      "description" : "Optional Tracking Category for the source account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account.",
+      "items" : {
+        "$ref" : "#/components/schemas/TrackingReference"
+      }
+    },
+    "ToTracking" : {
+      "type" : "array",
+      "description" : "Optional Tracking Category for the destination account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account.",
+      "items" : {
+        "$ref" : "#/components/schemas/TrackingReference"
+      }
+    },
     "ValidationErrors" : {
       "type" : "array",
       "description" : "Displays array of validation error messages from the API",
@@ -1574,6 +1594,43 @@
   "externalDocs" : {
     "url" : "http://developer.xero.com/documentation/api/bank-transfers/"
   }
+};
+      defs["BankTransferDelete"] = {
+  "title" : "",
+  "required" : [ "BankTransferID", "Status" ],
+  "type" : "object",
+  "properties" : {
+    "BankTransferID" : {
+      "type" : "string",
+      "description" : "The Xero identifier for a bank transfer",
+      "format" : "uuid"
+    },
+    "Status" : {
+      "type" : "string",
+      "description" : "The status of the bank transfer.",
+      "default" : "DELETED"
+    }
+  },
+  "description" : "",
+  "externalDocs" : {
+    "url" : "http://developer.xero.com/documentation/api/bank-transfers/"
+  }
+};
+      defs["BankTransferDeleteByUrlParam"] = {
+  "title" : "",
+  "required" : [ "Status" ],
+  "type" : "object",
+  "properties" : {
+    "Status" : {
+      "type" : "string",
+      "description" : "The status of the bank transfer.",
+      "default" : "DELETED"
+    }
+  },
+  "description" : "",
+  "externalDocs" : {
+    "url" : "http://developer.xero.com/documentation/api/bank-transfers/"
+  }
 };
       defs["BankTransfers"] = {
   "title" : "",
@@ -1588,6 +1645,20 @@
   },
   "description" : "",
   "x-objectArrayKey" : "bank_transfers"
+};
+      defs["BankTransfersDelete"] = {
+  "title" : "",
+  "type" : "object",
+  "properties" : {
+    "BankTransfers" : {
+      "type" : "array",
+      "items" : {
+        "$ref" : "#/components/schemas/BankTransferDelete"
+      }
+    }
+  },
+  "description" : "",
+  "x-objectArrayKey" : "bank_transfers"
 };
       defs["BatchPayment"] = {
   "title" : "",
@@ -2476,6 +2547,12 @@
       "example" : "/Date(1573755038314)/",
       "x-is-msdate-time" : true
     },
+    "UpdatedDateUTCString" : {
+      "type" : "string",
+      "description" : "UTC ISO-8601 formatted timestamp of last update to the credit note",
+      "readOnly" : true,
+      "example" : "2019-11-14T18:10:38Z"
+    },
     "CurrencyCode" : {
       "$ref" : "#/components/schemas/CurrencyCode"
     },
@@ -3228,11 +3305,17 @@
     },
     "UpdatedDateUTC" : {
       "type" : "string",
-      "description" : "Last modified date UTC format",
+      "description" : "UTC timestamp of last update to the invoice",
       "readOnly" : true,
       "example" : "/Date(1573755038314)/",
       "x-is-msdate-time" : true
     },
+    "UpdatedDateUTCString" : {
+      "type" : "string",
+      "description" : "UTC ISO-8601 formatted timestamp of last update to the invoice",
+      "readOnly" : true,
+      "example" : "2019-11-14T18:10:38Z"
+    },
     "CreditNotes" : {
       "type" : "array",
       "description" : "Details of credit notes that have been applied to an invoice",
@@ -4310,6 +4393,12 @@
       "example" : "/Date(1573755038314)/",
       "x-is-msdate-time" : true
     },
+    "UpdatedDateUTCString" : {
+      "type" : "string",
+      "description" : "UTC ISO-8601 formatted timestamp of last update to the overpayment",
+      "readOnly" : true,
+      "example" : "2019-11-14T18:10:38Z"
+    },
     "CurrencyCode" : {
       "$ref" : "#/components/schemas/CurrencyCode"
     },
@@ -4501,6 +4590,12 @@
       "example" : "/Date(1573755038314)/",
       "x-is-msdate-time" : true
     },
+    "UpdatedDateUTCString" : {
+      "type" : "string",
+      "description" : "UTC ISO-8601 formatted timestamp of last update to the payment",
+      "readOnly" : true,
+      "example" : "2019-11-14T18:10:38Z"
+    },
     "PaymentID" : {
       "type" : "string",
       "description" : "The Xero identifier for an Payment e.g. 297c2dc5-cc47-4afd-8ec8-74990b8761e9",
@@ -4770,6 +4865,12 @@
       "example" : "/Date(1573755038314)/",
       "x-is-msdate-time" : true
     },
+    "UpdatedDateUTCString" : {
+      "type" : "string",
+      "description" : "UTC ISO-8601 formatted timestamp of last update to the prepayment",
+      "readOnly" : true,
+      "example" : "2019-11-14T18:10:38Z"
+    },
     "CurrencyCode" : {
       "$ref" : "#/components/schemas/CurrencyCode"
     },
@@ -6205,6 +6306,38 @@
   },
   "description" : "",
   "x-objectArrayKey" : "options"
+};
+      defs["TrackingReference"] = {
+  "title" : "",
+  "required" : [ "TrackingCategoryID", "TrackingOptionID" ],
+  "type" : "object",
+  "properties" : {
+    "TrackingCategoryID" : {
+      "type" : "string",
+      "description" : "The Xero identifier for a tracking category",
+      "format" : "uuid"
+    },
+    "TrackingOptionID" : {
+      "type" : "string",
+      "description" : "The Xero identifier for a tracking category option",
+      "format" : "uuid"
+    },
+    "Name" : {
+      "maxLength" : 100,
+      "type" : "string",
+      "description" : "The name of the tracking category",
+      "readOnly" : true
+    },
+    "Option" : {
+      "type" : "string",
+      "description" : "See Tracking Options",
+      "readOnly" : true
+    }
+  },
+  "description" : "",
+  "externalDocs" : {
+    "url" : "http://developer.xero.com/documentation/api/tracking-categories/"
+  }
 };
       defs["User"] = {
   "title" : "",
@@ -6361,7 +6494,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Accounting"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Accounting"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="Accounting"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="Accounting"><a href="#api-Accounting">Methods</a></li>
               <li data-group="Accounting" data-name="createAccount" class="">
                 <a href="#api-Accounting-createAccount">createAccount</a>
@@ -6531,6 +6664,12 @@
               <li data-group="Accounting" data-name="deleteAccount" class="">
                 <a href="#api-Accounting-deleteAccount">deleteAccount</a>
               </li>
+              <li data-group="Accounting" data-name="deleteBankTransfer" class="">
+                <a href="#api-Accounting-deleteBankTransfer">deleteBankTransfer</a>
+              </li>
+              <li data-group="Accounting" data-name="deleteBankTransfers" class="">
+                <a href="#api-Accounting-deleteBankTransfers">deleteBankTransfers</a>
+              </li>
               <li data-group="Accounting" data-name="deleteBatchPayment" class="">
                 <a href="#api-Accounting-deleteBatchPayment">deleteBatchPayment</a>
               </li>
@@ -8280,7 +8419,15 @@ <h2>Parameters</h2>
           "Amount" : "50.00",
           "FromIsReconciled" : true,
           "ToIsReconciled" : true,
-          "Reference" : "Sub 098801"
+          "Reference" : "Sub 098801",
+          "FromTracking" : [ {
+            "TrackingCategoryID" : "e2f2f732-e92a-4f3a-9c4d-ee4da0182a13",
+            "TrackingOptionID" : "cd0a4b7e-3c6b-4b3c-8e2a-1f2d3c4b5a69"
+          } ],
+          "ToTracking" : [ {
+            "TrackingCategoryID" : "e2f2f732-e92a-4f3a-9c4d-ee4da0182a13",
+            "TrackingOptionID" : "9f8e7d6c-5b4a-3c2d-1e0f-a9b8c7d6e5f4"
+          } ]
         } ]
       }
     }
@@ -18266,6 +18413,383 @@ <h2>Parameters</h2>
         </div>
     </div>
 </td>
+</tr>
+
+                  </table>
+                </article>
+              </div>
+              <hr>
+              <div id="api-Accounting-deleteBankTransfer">
+                <article id="api-Accounting-deleteBankTransfer-0" data-group="User" data-name="deleteBankTransfer" data-version="0">
+                  <div class="pull-left">
+                    <h1>deleteBankTransfer</h1>
+                    <p>Deletes a specific bank transfer</p>
+                  </div>
+                  <div class="pull-right"></div>
+                  <div class="clearfix"></div>
+                  <p></p>
+                  <p class="marked"></p>
+                  <p></p>
+                  <br />
+                  <pre class="prettyprint language-html prettyprinted" data-type="post"><code><span class="pln">/BankTransfers/{BankTransferID}</span></code></pre>
+                  <p>
+                  <h3>Usage and SDK Samples</h3>
+                  </p>
+                  <ul class="nav nav-tabs nav-tabs-examples">
+                    <!-- *****REPLACE***** comment out the other languages <li> -->
+                    <li class=""><a href="#examples-Accounting-deleteBankTransfer-0-python">Python</a></li>
+                  </ul>
+                  <div class="tab-content">
+                    <!-- *****REPLACE***** comment out the other languages tab-pane -->
+                    <div class="tab-pane" id="examples-Accounting-deleteBankTransfer-0-python">
+                      <pre class="prettyprint"><code class="language-python"># configure api_client for use with xero-python sdk client
+api_client = ApiClient(
+    Configuration(
+        debug=false,
+        oauth2_token=OAuth2Token(
+            client_id="YOUR_CLIENT_ID", client_secret="YOUR_CLIENT_SECRET"
+        ),
+    ),
+    pool_threads=1,
+)
+
+api_client.set_oauth2_token("YOUR_ACCESS_TOKEN")
+
+def accounting_delete_bank_transfer():
+    api_instance = AccountingApi(api_client)
+    xero_tenant_id = 'YOUR_XERO_TENANT_ID'
+    bank_transfer_id = '00000000-0000-0000-0000-000000000000'
+    idempotency_key = 'KEY_VALUE'
+
+    bankTransferDeleteByUrlParam = BankTransferDeleteByUrlParam(
+        status = "DELETED")
+    
+    try:
+        api_response = api_instance.delete_bank_transfer(xero_tenant_id, bank_transfer_id, bankTransferDeleteByUrlParam, idempotency_key)
+        print(api_response)
+    except AccountingBadRequestException as e:
+        print("Exception when calling AccountingApi->deleteBankTransfer: %s\n" % e)</code></pre>
+                    </div>
+                  </div>
+                  <h2>Scopes</h2>
+                  <table>
+                    
+                    <tr>
+                      <td>accounting.transactions</td>
+                      <td>Grant read-write access to bank transactions, credit notes, invoices, repeating invoices</td>
+                    </tr>
+                    
+                  </table>
+                  <h2>Parameters</h2>
+                  <div class="methodsubtabletitle">Path parameters</div>
+                  <table id="methodsubtable">
+                    <tr>
+                      <th width="150px">Name</th>
+                      <th>Description</th>
+                    </tr>
+                    <tr><td style="width:150px;">BankTransferID<span style="color:red;">*</span></td>
+<td>
+
+
+    <div id="d2e199_deleteBankTransfer_bankTransferID">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    UUID
+                </span>
+                    <span class="format">
+                        (uuid)
+                    </span>
+
+                    <div class="inner description marked">
+Xero generated unique identifier for a bank transfer
+                    </div>
+            </div>
+                <div class="inner required">
+                    Required
+                </div>
+        </div>
+    </div>
+</td>
+</tr>
+
+                  </table>
+                  <div class="methodsubtabletitle">Header parameters</div>
+                  <table id="methodsubtable">
+                    <tr>
+                      <th width="150px">Name</th>
+                      <th>Description</th>
+                    </tr>
+                    <tr><td style="width:150px;">xero-tenant-id<span style="color:red;">*</span></td>
+<td>
+
+
+    <div id="d2e199_deleteBankTransfer_xeroTenantId">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    String
+                </span>
+
+                    <div class="inner description marked">
+Xero identifier for Tenant
+                    </div>
+            </div>
+                <div class="inner required">
+                    Required
+                </div>
+        </div>
+    </div>
+</td>
+</tr>
+
+                    <tr><td style="width:150px;">Idempotency-Key</td>
+<td>
+
+
+    <div id="d2e199_deleteBankTransfer_idempotencyKey">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    String
+                </span>
+
+                    <div class="inner description marked">
+This allows you to safely retry requests without the risk of duplicate processing. 128 character max.
+                    </div>
+            </div>
+        </div>
+    </div>
+</td>
+</tr>
+
+                  </table>
+                  <div class="methodsubtabletitle">Body parameters</div>
+                  <table id="methodsubtable">
+                    <tr>
+                      <th width="150px">Name</th>
+                      <th>Description</th>
+                    </tr>
+                    <tr>
+  <td style="width:150px;">bankTransferDeleteByUrlParam <span style="color:red;">*</span></td>
+  <td>
+    <div class="json-schema-view">
+      <div class="primitive">
+        <span class="type">
+        BankTransferDeleteByUrlParam
+        </span>
+        <div class="inner description marked">
+          
+        </div>
+      </div>
+      <div class="inner required">
+        Required
+      </div>
+    </div>
+    <script type="application/ld+json">
+      {
+  "content" : {
+    "application/json" : {
+      "schema" : {
+        "$ref" : "#/components/schemas/BankTransferDeleteByUrlParam"
+      },
+      "example" : {
+        "Status" : "DELETED"
+      }
+    }
+  },
+  "required" : true
+}
+    </script>
+                  </table>
+                </article>
+              </div>
+              <hr>
+              <div id="api-Accounting-deleteBankTransfers">
+                <article id="api-Accounting-deleteBankTransfers-0" data-group="User" data-name="deleteBankTransfers" data-version="0">
+                  <div class="pull-left">
+                    <h1>deleteBankTransfers</h1>
+                    <p>Deletes one or more bank transfers</p>
+                  </div>
+                  <div class="pull-right"></div>
+                  <div class="clearfix"></div>
+                  <p></p>
+                  <p class="marked"></p>
+                  <p></p>
+                  <br />
+                  <pre class="prettyprint language-html prettyprinted" data-type="post"><code><span class="pln">/BankTransfers</span></code></pre>
+                  <p>
+                  <h3>Usage and SDK Samples</h3>
+                  </p>
+                  <ul class="nav nav-tabs nav-tabs-examples">
+                    <!-- *****REPLACE***** comment out the other languages <li> -->
+                    <li class=""><a href="#examples-Accounting-deleteBankTransfers-0-python">Python</a></li>
+                  </ul>
+                  <div class="tab-content">
+                    <!-- *****REPLACE***** comment out the other languages tab-pane -->
+                    <div class="tab-pane" id="examples-Accounting-deleteBankTransfers-0-python">
+                      <pre class="prettyprint"><code class="language-python"># configure api_client for use with xero-python sdk client
+api_client = ApiClient(
+    Configuration(
+        debug=false,
+        oauth2_token=OAuth2Token(
+            client_id="YOUR_CLIENT_ID", client_secret="YOUR_CLIENT_SECRET"
+        ),
+    ),
+    pool_threads=1,
+)
+
+api_client.set_oauth2_token("YOUR_ACCESS_TOKEN")
+
+def accounting_delete_bank_transfers():
+    api_instance = AccountingApi(api_client)
+    xero_tenant_id = 'YOUR_XERO_TENANT_ID'
+    summarize_errors = 'True'
+    idempotency_key = 'KEY_VALUE'
+
+    bankTransferDelete = BankTransferDelete(
+        bank_transfer_id = "00000000-0000-0000-0000-000000000000",
+        status = "DELETED")
+
+    bankTransfers = BankTransfers( 
+        bank_transfers = [bank_transfer])
+    
+    try:
+        api_response = api_instance.delete_bank_transfers(xero_tenant_id, bankTransfersDelete, summarize_errors, idempotency_key)
+        print(api_response)
+    except AccountingBadRequestException as e:
+        print("Exception when calling AccountingApi->deleteBankTransfers: %s\n" % e)</code></pre>
+                    </div>
+                  </div>
+                  <h2>Scopes</h2>
+                  <table>
+                    
+                    <tr>
+                      <td>accounting.transactions</td>
+                      <td>Grant read-write access to bank transactions, credit notes, invoices, repeating invoices</td>
+                    </tr>
+                    
+                  </table>
+                  <h2>Parameters</h2>
+                  <div class="methodsubtabletitle">Header parameters</div>
+                  <table id="methodsubtable">
+                    <tr>
+                      <th width="150px">Name</th>
+                      <th>Description</th>
+                    </tr>
+                    <tr><td style="width:150px;">xero-tenant-id<span style="color:red;">*</span></td>
+<td>
+
+
+    <div id="d2e199_deleteBankTransfers_xeroTenantId">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    String
+                </span>
+
+                    <div class="inner description marked">
+Xero identifier for Tenant
+                    </div>
+            </div>
+                <div class="inner required">
+                    Required
+                </div>
+        </div>
+    </div>
+</td>
+</tr>
+
+                    <tr><td style="width:150px;">Idempotency-Key</td>
+<td>
+
+
+    <div id="d2e199_deleteBankTransfers_idempotencyKey">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    String
+                </span>
+
+                    <div class="inner description marked">
+This allows you to safely retry requests without the risk of duplicate processing. 128 character max.
+                    </div>
+            </div>
+        </div>
+    </div>
+</td>
+</tr>
+
+                  </table>
+                  <div class="methodsubtabletitle">Body parameters</div>
+                  <table id="methodsubtable">
+                    <tr>
+                      <th width="150px">Name</th>
+                      <th>Description</th>
+                    </tr>
+                    <tr>
+  <td style="width:150px;">bankTransfersDelete <span style="color:red;">*</span></td>
+  <td>
+    <div class="json-schema-view">
+      <div class="primitive">
+        <span class="type">
+        BankTransfersDelete
+        </span>
+        <div class="inner description marked">
+          BankTransfers with array of BankTransfer objects in request body
+        </div>
+      </div>
+      <div class="inner required">
+        Required
+      </div>
+    </div>
+    <script type="application/ld+json">
+      {
+  "description" : "BankTransfers with array of BankTransfer objects in request body",
+  "content" : {
+    "application/json" : {
+      "schema" : {
+        "$ref" : "#/components/schemas/BankTransfersDelete"
+      },
+      "example" : {
+        "BankTransfers" : [ {
+          "BankTransferID" : "6221458a-ef7a-4d5f-9b1c-1b96ce03833c",
+          "Status" : "DELETED"
+        }, {
+          "BankTransferID" : "9f0153d5-617c-4903-887b-3875807aa27a",
+          "Status" : "DELETED"
+        } ]
+      }
+    }
+  },
+  "required" : true
+}
+    </script>
+                  </table>
+                  <div class="methodsubtabletitle">Query parameters</div>
+                  <table id="methodsubtable">
+                    <tr>
+                      <th width="150px">Name</th>
+                      <th>Description</th>
+                    </tr>
+                    <tr><td style="width:150px;">summarizeErrors</td>
+<td>
+
+
+    <div id="d2e199_deleteBankTransfers_summarizeErrors">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    Boolean
+                </span>
+
+                    <div class="inner description marked">
+If false return 200 OK and mix of successfully created objects and any with validation errors
+                    </div>
+            </div>
+        </div>
+    </div>
+</td>
 </tr>
 
                   </table>
@@ -22794,9 +23318,10 @@ <h3>Usage and SDK Samples</h3>
     if_modified_since = dateutil.parser.parse("2020-02-06T12:17:43.202-08:00")
     where = 'HasAttachments==true'
     order = 'Amount ASC'
+    include_deleted = 'True'
     
     try:
-        api_response = api_instance.get_bank_transfers(xero_tenant_id, if_modified_since, where, order)
+        api_response = api_instance.get_bank_transfers(xero_tenant_id, if_modified_since, where, order, include_deleted)
         print(api_response)
     except AccountingBadRequestException as e:
         print("Exception when calling AccountingApi->getBankTransfers: %s\n" % e)</code></pre>
@@ -22914,6 +23439,26 @@ <h2>Parameters</h2>
         </div>
     </div>
 </td>
+</tr>
+
+                    <tr><td style="width:150px;">includeDeleted</td>
+<td>
+
+
+    <div id="d2e199_getBankTransfers_includeDeleted">
+        <div class="json-schema-view">
+            <div class="primitive">
+                <span class="type">
+                    Boolean
+                </span>
+
+                    <div class="inner description marked">
+e.g. includeDeleted=true - Bank transfers with a status of DELETED will be included in the response
+                    </div>
+            </div>
+        </div>
+    </div>
+</td>
 </tr>
 
                   </table>
diff --git a/docs/v1/appstore/index.html b/docs/v1/appstore/index.html
index 0af57fff..70abb2d1 100644
--- a/docs/v1/appstore/index.html
+++ b/docs/v1/appstore/index.html
@@ -1242,7 +1242,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="AppStore"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="AppStore"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="AppStore"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="AppStore"><a href="#api-AppStore">Methods</a></li>
               <li data-group="AppStore" data-name="getSubscription" class="">
                 <a href="#api-AppStore-getSubscription">getSubscription</a>
diff --git a/docs/v1/assets/index.html b/docs/v1/assets/index.html
index 0beb7bac..19a4136d 100644
--- a/docs/v1/assets/index.html
+++ b/docs/v1/assets/index.html
@@ -1420,7 +1420,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Asset"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Asset"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="Asset"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="Asset"><a href="#api-Asset">Methods</a></li>
               <li data-group="Asset" data-name="createAsset" class="">
                 <a href="#api-Asset-createAsset">createAsset</a>
diff --git a/docs/v1/files/index.html b/docs/v1/files/index.html
index 89e36cf9..1edcf9ec 100644
--- a/docs/v1/files/index.html
+++ b/docs/v1/files/index.html
@@ -1181,7 +1181,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Files"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Files"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="Files"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="Files"><a href="#api-Files">Methods</a></li>
               <li data-group="Files" data-name="createFileAssociation" class="">
                 <a href="#api-Files-createFileAssociation">createFileAssociation</a>
diff --git a/docs/v1/finance/index.html b/docs/v1/finance/index.html
index ab518843..f5c1a53e 100644
--- a/docs/v1/finance/index.html
+++ b/docs/v1/finance/index.html
@@ -2376,7 +2376,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Finance"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Finance"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="Finance"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="Finance"><a href="#api-Finance">Methods</a></li>
               <li data-group="Finance" data-name="getBankStatementAccounting" class="">
                 <a href="#api-Finance-getBankStatementAccounting">getBankStatementAccounting</a>
diff --git a/docs/v1/payroll-au-v2/index.html b/docs/v1/payroll-au-v2/index.html
index 9dfee491..7562d5fb 100644
--- a/docs/v1/payroll-au-v2/index.html
+++ b/docs/v1/payroll-au-v2/index.html
@@ -1160,7 +1160,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollAuV2"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollAuV2"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="PayrollAuV2"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="PayrollAuV2"><a href="#api-PayrollAuV2">Methods</a></li>
               <li data-group="PayrollAuV2" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollAuV2-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/payroll-au/index.html b/docs/v1/payroll-au/index.html
index cc68e2cd..4729cd91 100644
--- a/docs/v1/payroll-au/index.html
+++ b/docs/v1/payroll-au/index.html
@@ -3450,7 +3450,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollAu"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollAu"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="PayrollAu"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="PayrollAu"><a href="#api-PayrollAu">Methods</a></li>
               <li data-group="PayrollAu" data-name="approveLeaveApplication" class="">
                 <a href="#api-PayrollAu-approveLeaveApplication">approveLeaveApplication</a>
diff --git a/docs/v1/payroll-nz/index.html b/docs/v1/payroll-nz/index.html
index 186ccbb7..20a02376 100644
--- a/docs/v1/payroll-nz/index.html
+++ b/docs/v1/payroll-nz/index.html
@@ -4068,7 +4068,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollNz"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollNz"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="PayrollNz"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="PayrollNz"><a href="#api-PayrollNz">Methods</a></li>
               <li data-group="PayrollNz" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollNz-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/payroll-uk/index.html b/docs/v1/payroll-uk/index.html
index 1e7a1b59..4cda5c86 100644
--- a/docs/v1/payroll-uk/index.html
+++ b/docs/v1/payroll-uk/index.html
@@ -3701,7 +3701,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="PayrollUk"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="PayrollUk"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="PayrollUk"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="PayrollUk"><a href="#api-PayrollUk">Methods</a></li>
               <li data-group="PayrollUk" data-name="approveTimesheet" class="">
                 <a href="#api-PayrollUk-approveTimesheet">approveTimesheet</a>
diff --git a/docs/v1/projects/index.html b/docs/v1/projects/index.html
index ec8e1435..83d52e0b 100644
--- a/docs/v1/projects/index.html
+++ b/docs/v1/projects/index.html
@@ -1463,7 +1463,7 @@
           <nav id="scrollingNav">
             <ul class="sidenav nav nav-list">
               <li class="nav-header" data-group="Project"><strong>SDK: </strong><span id='sdk-name'></span></li>
-              <li class="nav-header" data-group="Project"><strong>VSN: </strong>14.0.0</li>
+              <li class="nav-header" data-group="Project"><strong>VSN: </strong>15.0.0</li>
               <li class="nav-header" data-group="Project"><a href="#api-Project">Methods</a></li>
               <li data-group="Project" data-name="createProject" class="">
                 <a href="#api-Project-createProject">createProject</a>
diff --git a/setup.py b/setup.py
index 2b2daa3e..a4ad5f68 100644
--- a/setup.py
+++ b/setup.py
@@ -48,5 +48,5 @@ def read_file(filename):
     keywords="xero python sdk API oAuth",
     name="xero_python",
     packages=find_packages(include=["xero_python", "xero_python.*"]),
-    version="14.0.0",
+    version="15.0.0",
 )
diff --git a/xero_python/__init__.py b/xero_python/__init__.py
index 39d4c877..29b27643 100644
--- a/xero_python/__init__.py
+++ b/xero_python/__init__.py
@@ -2,4 +2,4 @@
 
 __author__ = """Xero Developer API"""
 __email__ = "api@xero.com"
-__version__ = "14.0.0"
+__version__ = "15.0.0"
diff --git a/xero_python/accounting/__init__.py b/xero_python/accounting/__init__.py
index 39a7f094..5773b7c3 100644
--- a/xero_python/accounting/__init__.py
+++ b/xero_python/accounting/__init__.py
@@ -37,7 +37,12 @@
 from xero_python.accounting.models.bank_transaction import BankTransaction
 from xero_python.accounting.models.bank_transactions import BankTransactions
 from xero_python.accounting.models.bank_transfer import BankTransfer
+from xero_python.accounting.models.bank_transfer_delete import BankTransferDelete
+from xero_python.accounting.models.bank_transfer_delete_by_url_param import (
+    BankTransferDeleteByUrlParam,
+)
 from xero_python.accounting.models.bank_transfers import BankTransfers
+from xero_python.accounting.models.bank_transfers_delete import BankTransfersDelete
 from xero_python.accounting.models.batch_payment import BatchPayment
 from xero_python.accounting.models.batch_payment_delete import BatchPaymentDelete
 from xero_python.accounting.models.batch_payment_delete_by_url_param import (
@@ -156,6 +161,7 @@
 from xero_python.accounting.models.tracking_category import TrackingCategory
 from xero_python.accounting.models.tracking_option import TrackingOption
 from xero_python.accounting.models.tracking_options import TrackingOptions
+from xero_python.accounting.models.tracking_reference import TrackingReference
 from xero_python.accounting.models.user import User
 from xero_python.accounting.models.users import Users
 from xero_python.accounting.models.validation_error import ValidationError
diff --git a/xero_python/accounting/api/accounting_api.py b/xero_python/accounting/api/accounting_api.py
index 6523761c..946bf94c 100644
--- a/xero_python/accounting/api/accounting_api.py
+++ b/xero_python/accounting/api/accounting_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
@@ -5343,6 +5343,189 @@ def delete_account(
         except exceptions.HTTPStatusException as error:
             raise translate_status_exception(error, self, "delete_account")
 
+    def delete_bank_transfer(
+        self,
+        xero_tenant_id,
+        bank_transfer_id,
+        bank_transfer_delete_by_url_param,
+        idempotency_key=empty,
+        _return_http_data_only=True,
+        _preload_content=True,
+        _request_timeout=None,
+    ):
+        """Deletes a specific bank transfer  # noqa: E501
+        OAuth2 scope: accounting.transactions
+        :param str xero_tenant_id: Xero identifier for Tenant (required)
+        :param str bank_transfer_id: Xero generated unique identifier for a bank transfer (required)
+        :param BankTransferDeleteByUrlParam bank_transfer_delete_by_url_param: (required)
+        :param str idempotency_key: This allows you to safely retry requests without the risk of duplicate processing. 128 character max.
+        :param bool _return_http_data_only: return received data only
+        :param bool _preload_content: load received data in models
+        :param bool _request_timeout: maximum wait time for response
+        :return: BankTransfers
+        """
+
+        # verify the required parameter 'xero_tenant_id' is set
+        if xero_tenant_id is None:
+            raise ValueError(
+                "Missing the required parameter `xero_tenant_id` "
+                "when calling `delete_bank_transfer`"
+            )
+        # verify the required parameter 'bank_transfer_id' is set
+        if bank_transfer_id is None:
+            raise ValueError(
+                "Missing the required parameter `bank_transfer_id` "
+                "when calling `delete_bank_transfer`"
+            )
+        # verify the required parameter 'bank_transfer_delete_by_url_param' is set
+        if bank_transfer_delete_by_url_param is None:
+            raise ValueError(
+                "Missing the required parameter `bank_transfer_delete_by_url_param` "
+                "when calling `delete_bank_transfer`"
+            )
+
+        collection_formats = {}
+        path_params = {
+            "BankTransferID": bank_transfer_id,
+        }
+
+        query_params = []
+
+        header_params = {
+            "xero-tenant-id": xero_tenant_id,
+        }
+
+        if idempotency_key is not empty:
+            header_params["Idempotency-Key"] = idempotency_key
+
+        local_var_files = {}
+        form_params = []
+
+        body_params = bank_transfer_delete_by_url_param
+        # HTTP header `Accept`
+        header_params["Accept"] = self.api_client.select_header_accept(
+            ["application/json"]
+        )
+
+        # HTTP header `Content-Type`
+        header_params["Content-Type"] = self.api_client.select_header_content_type(
+            ["application/json"]
+        )
+
+        # Authentication setting
+        auth_settings = ["OAuth2"]
+        url = self.get_resource_url("/BankTransfers/{BankTransferID}")
+
+        try:
+            return self.api_client.call_api(
+                url,
+                "POST",
+                path_params,
+                query_params,
+                header_params,
+                body=body_params,
+                post_params=form_params,
+                files=local_var_files,
+                response_type="BankTransfers",
+                response_model_finder=self.get_model_finder(),
+                auth_settings=auth_settings,
+                _return_http_data_only=_return_http_data_only,
+                _preload_content=_preload_content,
+                _request_timeout=_request_timeout,
+                collection_formats=collection_formats,
+            )
+        except exceptions.HTTPStatusException as error:
+            raise translate_status_exception(error, self, "delete_bank_transfer")
+
+    def delete_bank_transfers(
+        self,
+        xero_tenant_id,
+        bank_transfers_delete,
+        summarize_errors=empty,
+        idempotency_key=empty,
+        _return_http_data_only=True,
+        _preload_content=True,
+        _request_timeout=None,
+    ):
+        """Deletes one or more bank transfers  # noqa: E501
+        OAuth2 scope: accounting.transactions
+        :param str xero_tenant_id: Xero identifier for Tenant (required)
+        :param BankTransfersDelete bank_transfers_delete: BankTransfers with array of BankTransfer objects in request body (required)
+        :param bool summarize_errors: If false return 200 OK and mix of successfully created objects and any with validation errors
+        :param str idempotency_key: This allows you to safely retry requests without the risk of duplicate processing. 128 character max.
+        :param bool _return_http_data_only: return received data only
+        :param bool _preload_content: load received data in models
+        :param bool _request_timeout: maximum wait time for response
+        :return: BankTransfers
+        """
+
+        # verify the required parameter 'xero_tenant_id' is set
+        if xero_tenant_id is None:
+            raise ValueError(
+                "Missing the required parameter `xero_tenant_id` "
+                "when calling `delete_bank_transfers`"
+            )
+        # verify the required parameter 'bank_transfers_delete' is set
+        if bank_transfers_delete is None:
+            raise ValueError(
+                "Missing the required parameter `bank_transfers_delete` "
+                "when calling `delete_bank_transfers`"
+            )
+
+        collection_formats = {}
+        path_params = {}
+
+        query_params = []
+
+        if summarize_errors is not empty:
+            query_params.append(("summarizeErrors", summarize_errors))
+
+        header_params = {
+            "xero-tenant-id": xero_tenant_id,
+        }
+
+        if idempotency_key is not empty:
+            header_params["Idempotency-Key"] = idempotency_key
+
+        local_var_files = {}
+        form_params = []
+
+        body_params = bank_transfers_delete
+        # HTTP header `Accept`
+        header_params["Accept"] = self.api_client.select_header_accept(
+            ["application/json"]
+        )
+
+        # HTTP header `Content-Type`
+        header_params["Content-Type"] = self.api_client.select_header_content_type(
+            ["application/json"]
+        )
+
+        # Authentication setting
+        auth_settings = ["OAuth2"]
+        url = self.get_resource_url("/BankTransfers")
+
+        try:
+            return self.api_client.call_api(
+                url,
+                "POST",
+                path_params,
+                query_params,
+                header_params,
+                body=body_params,
+                post_params=form_params,
+                files=local_var_files,
+                response_type="BankTransfers",
+                response_model_finder=self.get_model_finder(),
+                auth_settings=auth_settings,
+                _return_http_data_only=_return_http_data_only,
+                _preload_content=_preload_content,
+                _request_timeout=_request_timeout,
+                collection_formats=collection_formats,
+            )
+        except exceptions.HTTPStatusException as error:
+            raise translate_status_exception(error, self, "delete_bank_transfers")
+
     def delete_batch_payment(
         self,
         xero_tenant_id,
@@ -7840,6 +8023,7 @@ def get_bank_transfers(
         if_modified_since=empty,
         where=empty,
         order=empty,
+        include_deleted=empty,
         _return_http_data_only=True,
         _preload_content=True,
         _request_timeout=None,
@@ -7850,6 +8034,7 @@ def get_bank_transfers(
         :param datetime if_modified_since: Only records created or modified since this timestamp will be returned
         :param str where: Filter by an any element
         :param str order: Order by an any element
+        :param bool include_deleted: e.g. includeDeleted=true - Bank transfers with a status of DELETED will be included in the response
         :param bool _return_http_data_only: return received data only
         :param bool _preload_content: load received data in models
         :param bool _request_timeout: maximum wait time for response
@@ -7874,6 +8059,9 @@ def get_bank_transfers(
         if order is not empty:
             query_params.append(("order", order))
 
+        if include_deleted is not empty:
+            query_params.append(("includeDeleted", include_deleted))
+
         header_params = {
             "xero-tenant-id": xero_tenant_id,
         }
diff --git a/xero_python/accounting/docs/AccountingApi.md b/xero_python/accounting/docs/AccountingApi.md
index e1517850..7a80b42f 100644
--- a/xero_python/accounting/docs/AccountingApi.md
+++ b/xero_python/accounting/docs/AccountingApi.md
@@ -60,6 +60,8 @@ Method | HTTP request | Description
 [**create_tracking_category**](AccountingApi.md#create_tracking_category) | **PUT** /TrackingCategories | Create tracking categories
 [**create_tracking_options**](AccountingApi.md#create_tracking_options) | **PUT** /TrackingCategories/{TrackingCategoryID}/Options | Creates options for a specific tracking category
 [**delete_account**](AccountingApi.md#delete_account) | **DELETE** /Accounts/{AccountID} | Deletes a chart of accounts
+[**delete_bank_transfer**](AccountingApi.md#delete_bank_transfer) | **POST** /BankTransfers/{BankTransferID} | Deletes a specific bank transfer
+[**delete_bank_transfers**](AccountingApi.md#delete_bank_transfers) | **POST** /BankTransfers | Deletes one or more bank transfers
 [**delete_batch_payment**](AccountingApi.md#delete_batch_payment) | **POST** /BatchPayments | Updates a specific batch payment for invoices and credit notes
 [**delete_batch_payment_by_url_param**](AccountingApi.md#delete_batch_payment_by_url_param) | **POST** /BatchPayments/{BatchPaymentID} | Updates a specific batch payment for invoices and credit notes
 [**delete_contact_group_contact**](AccountingApi.md#delete_contact_group_contact) | **DELETE** /ContactGroups/{ContactGroupID}/Contacts/{ContactID} | Deletes a specific contact from a contact group using a unique contact Id
@@ -610,7 +612,7 @@ api_client = ApiClient(
 api_instance = AccountingApi(api_client)
 
 xero_tenant_id = 'YOUR_XERO_TENANT_ID' # str | Xero identifier for Tenant
-bank_transfers = {"BankTransfers":[{"FromBankAccount":{"Code":"090","Name":"My Savings","AccountID":"00000000-0000-0000-0000-000000000000","Type":"BANK","BankAccountNumber":"123455","Status":"ACTIVE","BankAccountType":"BANK","CurrencyCode":"USD","TaxType":"NONE","EnablePaymentsToAccount":false,"ShowInExpenseClaims":false,"Class":"ASSET","ReportingCode":"ASS","ReportingCodeName":"Assets","HasAttachments":false,"UpdatedDateUTC":"2016-10-17T13:45:33.993-07:00"},"ToBankAccount":{"Code":"088","Name":"Business Wells Fargo","AccountID":"00000000-0000-0000-0000-000000000000","Type":"BANK","BankAccountNumber":"123455","Status":"ACTIVE","BankAccountType":"BANK","CurrencyCode":"USD","TaxType":"NONE","EnablePaymentsToAccount":false,"ShowInExpenseClaims":false,"Class":"ASSET","ReportingCode":"ASS","ReportingCodeName":"Assets","HasAttachments":false,"UpdatedDateUTC":"2016-06-03T08:31:14.517-07:00"},"Amount":"50.00","FromIsReconciled":true,"ToIsReconciled":true,"Reference":"Sub 098801"}]} # BankTransfers | BankTransfers with array of BankTransfer objects in request body
+bank_transfers = {"BankTransfers":[{"FromBankAccount":{"Code":"090","Name":"My Savings","AccountID":"00000000-0000-0000-0000-000000000000","Type":"BANK","BankAccountNumber":"123455","Status":"ACTIVE","BankAccountType":"BANK","CurrencyCode":"USD","TaxType":"NONE","EnablePaymentsToAccount":false,"ShowInExpenseClaims":false,"Class":"ASSET","ReportingCode":"ASS","ReportingCodeName":"Assets","HasAttachments":false,"UpdatedDateUTC":"2016-10-17T13:45:33.993-07:00"},"ToBankAccount":{"Code":"088","Name":"Business Wells Fargo","AccountID":"00000000-0000-0000-0000-000000000000","Type":"BANK","BankAccountNumber":"123455","Status":"ACTIVE","BankAccountType":"BANK","CurrencyCode":"USD","TaxType":"NONE","EnablePaymentsToAccount":false,"ShowInExpenseClaims":false,"Class":"ASSET","ReportingCode":"ASS","ReportingCodeName":"Assets","HasAttachments":false,"UpdatedDateUTC":"2016-06-03T08:31:14.517-07:00"},"Amount":"50.00","FromIsReconciled":true,"ToIsReconciled":true,"Reference":"Sub 098801","FromTracking":[{"TrackingCategoryID":"e2f2f732-e92a-4f3a-9c4d-ee4da0182a13","TrackingOptionID":"cd0a4b7e-3c6b-4b3c-8e2a-1f2d3c4b5a69"}],"ToTracking":[{"TrackingCategoryID":"e2f2f732-e92a-4f3a-9c4d-ee4da0182a13","TrackingOptionID":"9f8e7d6c-5b4a-3c2d-1e0f-a9b8c7d6e5f4"}]}]} # BankTransfers | BankTransfers with array of BankTransfer objects in request body
 idempotency_key = 'KEY_VALUE' # str | This allows you to safely retry requests without the risk of duplicate processing. 128 character max. (optional)
 try:
     # Creates a bank transfer
@@ -4005,6 +4007,140 @@ Name | Type | Description  | Notes
 
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
+# **delete_bank_transfer**
+> BankTransfers delete_bank_transfer(xero_tenant_id, bank_transfer_id, bank_transfer_delete_by_url_param, idempotency_key=idempotency_key)
+
+Deletes a specific bank transfer
+
+### Example
+
+* OAuth Authentication (OAuth2): 
+```python
+from xero_python.api_client import Configuration, ApiClient
+from xero_python.api_client.oauth2 import OAuth2Token
+from xero_python.exceptions import ApiException
+from xero_python.accounting import AccountingApi
+from pprint import pprint
+
+# Configure OAuth2 access token for authorization: OAuth2
+# simplified version, `xero_oauth2_token` represents permanent global token storage
+xero_oauth2_token = {} # set to valid xero oauth2 token dictionary
+# create client configuration with client id and client secret for automatic token refresh
+api_config = Configuration(oauth2_token=OAuth2Token(
+    client_id="YOUR_API_CLIENT_ID", client_secret="YOUR_API_CLIENT_SECRET"
+))
+# configure xero-python sdk client
+api_client = ApiClient(
+    api_config,
+    oauth2_token_saver=lambda x: xero_oauth2_token.update(x),
+    oauth2_token_getter=lambda : xero_oauth2_token
+)
+# create an instance of the API class
+api_instance = AccountingApi(api_client)
+
+xero_tenant_id = 'YOUR_XERO_TENANT_ID' # str | Xero identifier for Tenant
+bank_transfer_id = '00000000-0000-0000-0000-000000000000' # str | Xero generated unique identifier for a bank transfer
+bank_transfer_delete_by_url_param = {"Status":"DELETED"} # BankTransferDeleteByUrlParam | 
+idempotency_key = 'KEY_VALUE' # str | This allows you to safely retry requests without the risk of duplicate processing. 128 character max. (optional)
+try:
+    # Deletes a specific bank transfer
+    api_response = api_instance.delete_bank_transfer(xero_tenant_id, bank_transfer_id, bank_transfer_delete_by_url_param, idempotency_key=idempotency_key)
+    pprint(api_response)
+except ApiException as e:
+    print("Exception when calling AccountingApi->delete_bank_transfer: %s\n" % e)
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **xero_tenant_id** | **str**| Xero identifier for Tenant | 
+ **bank_transfer_id** | [**str**](.md)| Xero generated unique identifier for a bank transfer | 
+ **bank_transfer_delete_by_url_param** | [**BankTransferDeleteByUrlParam**](BankTransferDeleteByUrlParam.md)|  | 
+ **idempotency_key** | **str**| This allows you to safely retry requests without the risk of duplicate processing. 128 character max. | [optional] 
+
+### Return type
+
+[**BankTransfers**](BankTransfers.md)
+
+### Authorization
+
+[OAuth2](../README.md#OAuth2)
+
+### HTTP request headers
+
+ - **Content-Type**: application/json
+ - **Accept**: application/json
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
+# **delete_bank_transfers**
+> BankTransfers delete_bank_transfers(xero_tenant_id, bank_transfers_delete, summarize_errors=summarize_errors, idempotency_key=idempotency_key)
+
+Deletes one or more bank transfers
+
+### Example
+
+* OAuth Authentication (OAuth2): 
+```python
+from xero_python.api_client import Configuration, ApiClient
+from xero_python.api_client.oauth2 import OAuth2Token
+from xero_python.exceptions import ApiException
+from xero_python.accounting import AccountingApi
+from pprint import pprint
+
+# Configure OAuth2 access token for authorization: OAuth2
+# simplified version, `xero_oauth2_token` represents permanent global token storage
+xero_oauth2_token = {} # set to valid xero oauth2 token dictionary
+# create client configuration with client id and client secret for automatic token refresh
+api_config = Configuration(oauth2_token=OAuth2Token(
+    client_id="YOUR_API_CLIENT_ID", client_secret="YOUR_API_CLIENT_SECRET"
+))
+# configure xero-python sdk client
+api_client = ApiClient(
+    api_config,
+    oauth2_token_saver=lambda x: xero_oauth2_token.update(x),
+    oauth2_token_getter=lambda : xero_oauth2_token
+)
+# create an instance of the API class
+api_instance = AccountingApi(api_client)
+
+xero_tenant_id = 'YOUR_XERO_TENANT_ID' # str | Xero identifier for Tenant
+bank_transfers_delete = {"BankTransfers":[{"BankTransferID":"6221458a-ef7a-4d5f-9b1c-1b96ce03833c","Status":"DELETED"},{"BankTransferID":"9f0153d5-617c-4903-887b-3875807aa27a","Status":"DELETED"}]} # BankTransfersDelete | BankTransfers with array of BankTransfer objects in request body
+summarize_errors = False # bool | If false return 200 OK and mix of successfully created objects and any with validation errors (optional) (default to False)
+idempotency_key = 'KEY_VALUE' # str | This allows you to safely retry requests without the risk of duplicate processing. 128 character max. (optional)
+try:
+    # Deletes one or more bank transfers
+    api_response = api_instance.delete_bank_transfers(xero_tenant_id, bank_transfers_delete, summarize_errors=summarize_errors, idempotency_key=idempotency_key)
+    pprint(api_response)
+except ApiException as e:
+    print("Exception when calling AccountingApi->delete_bank_transfers: %s\n" % e)
+```
+
+### Parameters
+
+Name | Type | Description  | Notes
+------------- | ------------- | ------------- | -------------
+ **xero_tenant_id** | **str**| Xero identifier for Tenant | 
+ **bank_transfers_delete** | [**BankTransfersDelete**](BankTransfersDelete.md)| BankTransfers with array of BankTransfer objects in request body | 
+ **summarize_errors** | **bool**| If false return 200 OK and mix of successfully created objects and any with validation errors | [optional] [default to False]
+ **idempotency_key** | **str**| This allows you to safely retry requests without the risk of duplicate processing. 128 character max. | [optional] 
+
+### Return type
+
+[**BankTransfers**](BankTransfers.md)
+
+### Authorization
+
+[OAuth2](../README.md#OAuth2)
+
+### HTTP request headers
+
+ - **Content-Type**: application/json
+ - **Accept**: application/json
+
+[[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
+
 # **delete_batch_payment**
 > BatchPayments delete_batch_payment(xero_tenant_id, batch_payment_delete, idempotency_key=idempotency_key)
 
@@ -5892,7 +6028,7 @@ Name | Type | Description  | Notes
 [[Back to top]](#) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to Model list]](../README.md#documentation-for-models) [[Back to README]](../README.md)
 
 # **get_bank_transfers**
-> BankTransfers get_bank_transfers(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order)
+> BankTransfers get_bank_transfers(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, include_deleted=include_deleted)
 
 Retrieves all bank transfers
 
@@ -5926,9 +6062,10 @@ xero_tenant_id = 'YOUR_XERO_TENANT_ID' # str | Xero identifier for Tenant
 if_modified_since = '2020-02-06T12:17:43.202-08:00' # datetime | Only records created or modified since this timestamp will be returned (optional)
 where = 'HasAttachments==true' # str | Filter by an any element (optional)
 order = 'Amount ASC' # str | Order by an any element (optional)
+include_deleted = true # bool | e.g. includeDeleted=true - Bank transfers with a status of DELETED will be included in the response (optional)
 try:
     # Retrieves all bank transfers
-    api_response = api_instance.get_bank_transfers(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order)
+    api_response = api_instance.get_bank_transfers(xero_tenant_id, if_modified_since=if_modified_since, where=where, order=order, include_deleted=include_deleted)
     pprint(api_response)
 except ApiException as e:
     print("Exception when calling AccountingApi->get_bank_transfers: %s\n" % e)
@@ -5942,6 +6079,7 @@ Name | Type | Description  | Notes
  **if_modified_since** | **datetime**| Only records created or modified since this timestamp will be returned | [optional] 
  **where** | **str**| Filter by an any element | [optional] 
  **order** | **str**| Order by an any element | [optional] 
+ **include_deleted** | **bool**| e.g. includeDeleted&#x3D;true - Bank transfers with a status of DELETED will be included in the response | [optional] 
 
 ### Return type
 
diff --git a/xero_python/accounting/docs/BankTransfer.md b/xero_python/accounting/docs/BankTransfer.md
index e91569c5..3473b5e3 100644
--- a/xero_python/accounting/docs/BankTransfer.md
+++ b/xero_python/accounting/docs/BankTransfer.md
@@ -16,6 +16,9 @@ Name | Type | Description | Notes
 **reference** | **str** | Reference for the transactions. | [optional] 
 **has_attachments** | **bool** | Boolean to indicate if a Bank Transfer has an attachment | [optional] [default to False]
 **created_date_utc** | **datetime** | UTC timestamp of creation date of bank transfer | [optional] 
+**status** | **str** | AUTHORISED or DELETED (read-only). New bank transfers will have a status of AUTHORISED. | [optional] 
+**from_tracking** | [**list[TrackingReference]**](TrackingReference.md) | Optional Tracking Category for the source account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account. | [optional] 
+**to_tracking** | [**list[TrackingReference]**](TrackingReference.md) | Optional Tracking Category for the destination account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account. | [optional] 
 **validation_errors** | [**list[ValidationError]**](ValidationError.md) | Displays array of validation error messages from the API | [optional] 
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
diff --git a/xero_python/accounting/docs/BankTransferDelete.md b/xero_python/accounting/docs/BankTransferDelete.md
new file mode 100644
index 00000000..1b096e5d
--- /dev/null
+++ b/xero_python/accounting/docs/BankTransferDelete.md
@@ -0,0 +1,11 @@
+# BankTransferDelete
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**bank_transfer_id** | **str** | The Xero identifier for a bank transfer | 
+**status** | **str** | The status of the bank transfer. | [default to 'DELETED']
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/xero_python/accounting/docs/BankTransferDeleteByUrlParam.md b/xero_python/accounting/docs/BankTransferDeleteByUrlParam.md
new file mode 100644
index 00000000..b82e5a62
--- /dev/null
+++ b/xero_python/accounting/docs/BankTransferDeleteByUrlParam.md
@@ -0,0 +1,10 @@
+# BankTransferDeleteByUrlParam
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**status** | **str** | The status of the bank transfer. | [default to 'DELETED']
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/xero_python/accounting/docs/BankTransfersDelete.md b/xero_python/accounting/docs/BankTransfersDelete.md
new file mode 100644
index 00000000..7f26b2b5
--- /dev/null
+++ b/xero_python/accounting/docs/BankTransfersDelete.md
@@ -0,0 +1,10 @@
+# BankTransfersDelete
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**bank_transfers** | [**list[BankTransferDelete]**](BankTransferDelete.md) |  | [optional] 
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/xero_python/accounting/docs/CreditNote.md b/xero_python/accounting/docs/CreditNote.md
index e7ad78b0..9543791b 100644
--- a/xero_python/accounting/docs/CreditNote.md
+++ b/xero_python/accounting/docs/CreditNote.md
@@ -16,6 +16,7 @@ Name | Type | Description | Notes
 **cis_deduction** | **float** | CIS deduction for UK contractors | [optional] 
 **cis_rate** | **float** | CIS Deduction rate for the organisation | [optional] 
 **updated_date_utc** | **datetime** | UTC timestamp of last update to the credit note | [optional] 
+**updated_date_utc_string** | **str** | UTC ISO-8601 formatted timestamp of last update to the credit note | [optional] 
 **currency_code** | [**CurrencyCode**](CurrencyCode.md) |  | [optional] 
 **fully_paid_on_date** | **date** | Date when credit note was fully paid(UTC format) | [optional] 
 **credit_note_id** | **str** | Xero generated unique identifier | [optional] 
diff --git a/xero_python/accounting/docs/Invoice.md b/xero_python/accounting/docs/Invoice.md
index f86437af..ef5dc756 100644
--- a/xero_python/accounting/docs/Invoice.md
+++ b/xero_python/accounting/docs/Invoice.md
@@ -36,7 +36,8 @@ Name | Type | Description | Notes
 **amount_paid** | **float** | Sum of payments received for invoice | [optional] 
 **fully_paid_on_date** | **date** | The date the invoice was fully paid. Only returned on fully paid invoices | [optional] 
 **amount_credited** | **float** | Sum of all credit notes, over-payments and pre-payments applied to invoice | [optional] 
-**updated_date_utc** | **datetime** | Last modified date UTC format | [optional] 
+**updated_date_utc** | **datetime** | UTC timestamp of last update to the invoice | [optional] 
+**updated_date_utc_string** | **str** | UTC ISO-8601 formatted timestamp of last update to the invoice | [optional] 
 **credit_notes** | [**list[CreditNote]**](CreditNote.md) | Details of credit notes that have been applied to an invoice | [optional] 
 **attachments** | [**list[Attachment]**](Attachment.md) | Displays array of attachments from the API | [optional] 
 **has_errors** | **bool** | A boolean to indicate if a invoice has an validation errors | [optional] [default to False]
diff --git a/xero_python/accounting/docs/Overpayment.md b/xero_python/accounting/docs/Overpayment.md
index 170c07ae..2e00b63f 100644
--- a/xero_python/accounting/docs/Overpayment.md
+++ b/xero_python/accounting/docs/Overpayment.md
@@ -13,6 +13,7 @@ Name | Type | Description | Notes
 **total_tax** | **float** | The total tax on the overpayment | [optional] 
 **total** | **float** | The total of the overpayment (subtotal + total tax) | [optional] 
 **updated_date_utc** | **datetime** | UTC timestamp of last update to the overpayment | [optional] 
+**updated_date_utc_string** | **str** | UTC ISO-8601 formatted timestamp of last update to the overpayment | [optional] 
 **currency_code** | [**CurrencyCode**](CurrencyCode.md) |  | [optional] 
 **overpayment_id** | **str** | Xero generated unique identifier | [optional] 
 **currency_rate** | **float** | The currency rate for a multicurrency overpayment. If no rate is specified, the XE.com day rate is used | [optional] 
diff --git a/xero_python/accounting/docs/Payment.md b/xero_python/accounting/docs/Payment.md
index d3498524..0755deef 100644
--- a/xero_python/accounting/docs/Payment.md
+++ b/xero_python/accounting/docs/Payment.md
@@ -21,6 +21,7 @@ Name | Type | Description | Notes
 **status** | **str** | The status of the payment. | [optional] 
 **payment_type** | **str** | See Payment Types. | [optional] 
 **updated_date_utc** | **datetime** | UTC timestamp of last update to the payment | [optional] 
+**updated_date_utc_string** | **str** | UTC ISO-8601 formatted timestamp of last update to the payment | [optional] 
 **payment_id** | **str** | The Xero identifier for an Payment e.g. 297c2dc5-cc47-4afd-8ec8-74990b8761e9 | [optional] 
 **batch_payment_id** | **str** | Present if the payment was created as part of a batch. | [optional] 
 **bank_account_number** | **str** | The suppliers bank account number the payment is being made to | [optional] 
diff --git a/xero_python/accounting/docs/Prepayment.md b/xero_python/accounting/docs/Prepayment.md
index f163a1e3..ba1f131c 100644
--- a/xero_python/accounting/docs/Prepayment.md
+++ b/xero_python/accounting/docs/Prepayment.md
@@ -15,6 +15,7 @@ Name | Type | Description | Notes
 **reference** | **str** | Returns Invoice number field. Reference field isn&#39;t available. | [optional] 
 **invoice_number** | **str** | Returns Invoice number for prepayment receive document only. | [optional] 
 **updated_date_utc** | **datetime** | UTC timestamp of last update to the prepayment | [optional] 
+**updated_date_utc_string** | **str** | UTC ISO-8601 formatted timestamp of last update to the prepayment | [optional] 
 **currency_code** | [**CurrencyCode**](CurrencyCode.md) |  | [optional] 
 **prepayment_id** | **str** | Xero generated unique identifier | [optional] 
 **branding_theme_id** | **str** | The unique identifier of the branding template applied to a receive prepayment | [optional] 
diff --git a/xero_python/accounting/docs/TrackingReference.md b/xero_python/accounting/docs/TrackingReference.md
new file mode 100644
index 00000000..bfdf135f
--- /dev/null
+++ b/xero_python/accounting/docs/TrackingReference.md
@@ -0,0 +1,13 @@
+# TrackingReference
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**tracking_category_id** | **str** | The Xero identifier for a tracking category | 
+**tracking_option_id** | **str** | The Xero identifier for a tracking category option | 
+**name** | **str** | The name of the tracking category | [optional] 
+**option** | **str** | See Tracking Options | [optional] 
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+
diff --git a/xero_python/accounting/models/__init__.py b/xero_python/accounting/models/__init__.py
index 45be42ef..57d6c565 100644
--- a/xero_python/accounting/models/__init__.py
+++ b/xero_python/accounting/models/__init__.py
@@ -32,7 +32,12 @@
 from xero_python.accounting.models.bank_transaction import BankTransaction
 from xero_python.accounting.models.bank_transactions import BankTransactions
 from xero_python.accounting.models.bank_transfer import BankTransfer
+from xero_python.accounting.models.bank_transfer_delete import BankTransferDelete
+from xero_python.accounting.models.bank_transfer_delete_by_url_param import (
+    BankTransferDeleteByUrlParam,
+)
 from xero_python.accounting.models.bank_transfers import BankTransfers
+from xero_python.accounting.models.bank_transfers_delete import BankTransfersDelete
 from xero_python.accounting.models.batch_payment import BatchPayment
 from xero_python.accounting.models.batch_payment_delete import BatchPaymentDelete
 from xero_python.accounting.models.batch_payment_delete_by_url_param import (
@@ -151,6 +156,7 @@
 from xero_python.accounting.models.tracking_category import TrackingCategory
 from xero_python.accounting.models.tracking_option import TrackingOption
 from xero_python.accounting.models.tracking_options import TrackingOptions
+from xero_python.accounting.models.tracking_reference import TrackingReference
 from xero_python.accounting.models.user import User
 from xero_python.accounting.models.users import Users
 from xero_python.accounting.models.validation_error import ValidationError
diff --git a/xero_python/accounting/models/bank_transfer.py b/xero_python/accounting/models/bank_transfer.py
index 1ab4a1ef..a0f88d73 100644
--- a/xero_python/accounting/models/bank_transfer.py
+++ b/xero_python/accounting/models/bank_transfer.py
@@ -43,6 +43,9 @@ class BankTransfer(BaseModel):
         "reference": "str",
         "has_attachments": "bool",
         "created_date_utc": "datetime[ms-format]",
+        "status": "str",
+        "from_tracking": "list[TrackingReference]",
+        "to_tracking": "list[TrackingReference]",
         "validation_errors": "list[ValidationError]",
     }
 
@@ -60,6 +63,9 @@ class BankTransfer(BaseModel):
         "reference": "Reference",
         "has_attachments": "HasAttachments",
         "created_date_utc": "CreatedDateUTC",
+        "status": "Status",
+        "from_tracking": "FromTracking",
+        "to_tracking": "ToTracking",
         "validation_errors": "ValidationErrors",
     }
 
@@ -78,6 +84,9 @@ def __init__(
         reference=None,
         has_attachments=False,
         created_date_utc=None,
+        status=None,
+        from_tracking=None,
+        to_tracking=None,
         validation_errors=None,
     ):  # noqa: E501
         """BankTransfer - a model defined in OpenAPI"""  # noqa: E501
@@ -95,6 +104,9 @@ def __init__(
         self._reference = None
         self._has_attachments = None
         self._created_date_utc = None
+        self._status = None
+        self._from_tracking = None
+        self._to_tracking = None
         self._validation_errors = None
         self.discriminator = None
 
@@ -121,6 +133,12 @@ def __init__(
             self.has_attachments = has_attachments
         if created_date_utc is not None:
             self.created_date_utc = created_date_utc
+        if status is not None:
+            self.status = status
+        if from_tracking is not None:
+            self.from_tracking = from_tracking
+        if to_tracking is not None:
+            self.to_tracking = to_tracking
         if validation_errors is not None:
             self.validation_errors = validation_errors
 
@@ -431,6 +449,84 @@ def created_date_utc(self, created_date_utc):
 
         self._created_date_utc = created_date_utc
 
+    @property
+    def status(self):
+        """Gets the status of this BankTransfer.  # noqa: E501
+
+        AUTHORISED or DELETED (read-only). New bank transfers will have a status of AUTHORISED.  # noqa: E501
+
+        :return: The status of this BankTransfer.  # noqa: E501
+        :rtype: str
+        """
+        return self._status
+
+    @status.setter
+    def status(self, status):
+        """Sets the status of this BankTransfer.
+
+        AUTHORISED or DELETED (read-only). New bank transfers will have a status of AUTHORISED.  # noqa: E501
+
+        :param status: The status of this BankTransfer.  # noqa: E501
+        :type: str
+        """
+        allowed_values = ["AUTHORISED", "DELETED", "None"]  # noqa: E501
+
+        if status:
+            if status not in allowed_values:
+                raise ValueError(
+                    "Invalid value for `status` ({0}), must be one of {1}".format(  # noqa: E501
+                        status, allowed_values
+                    )
+                )
+
+        self._status = status
+
+    @property
+    def from_tracking(self):
+        """Gets the from_tracking of this BankTransfer.  # noqa: E501
+
+        Optional Tracking Category for the source account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account.  # noqa: E501
+
+        :return: The from_tracking of this BankTransfer.  # noqa: E501
+        :rtype: list[TrackingReference]
+        """
+        return self._from_tracking
+
+    @from_tracking.setter
+    def from_tracking(self, from_tracking):
+        """Sets the from_tracking of this BankTransfer.
+
+        Optional Tracking Category for the source account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account.  # noqa: E501
+
+        :param from_tracking: The from_tracking of this BankTransfer.  # noqa: E501
+        :type: list[TrackingReference]
+        """
+
+        self._from_tracking = from_tracking
+
+    @property
+    def to_tracking(self):
+        """Gets the to_tracking of this BankTransfer.  # noqa: E501
+
+        Optional Tracking Category for the destination account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account.  # noqa: E501
+
+        :return: The to_tracking of this BankTransfer.  # noqa: E501
+        :rtype: list[TrackingReference]
+        """
+        return self._to_tracking
+
+    @to_tracking.setter
+    def to_tracking(self, to_tracking):
+        """Sets the to_tracking of this BankTransfer.
+
+        Optional Tracking Category for the destination account – see Tracking. A bank transfer can have a maximum of 2 tracking categories per account.  # noqa: E501
+
+        :param to_tracking: The to_tracking of this BankTransfer.  # noqa: E501
+        :type: list[TrackingReference]
+        """
+
+        self._to_tracking = to_tracking
+
     @property
     def validation_errors(self):
         """Gets the validation_errors of this BankTransfer.  # noqa: E501
diff --git a/xero_python/accounting/models/bank_transfer_delete.py b/xero_python/accounting/models/bank_transfer_delete.py
new file mode 100644
index 00000000..eac03713
--- /dev/null
+++ b/xero_python/accounting/models/bank_transfer_delete.py
@@ -0,0 +1,98 @@
+# coding: utf-8
+
+"""
+Xero Accounting API
+
+No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)  # noqa: E501
+
+Contact: api@xero.com
+Generated by: https://openapi-generator.tech
+"""
+
+
+import re  # noqa: F401
+
+from xero_python.models import BaseModel
+
+
+class BankTransferDelete(BaseModel):
+    """NOTE: This class is auto generated by OpenAPI Generator.
+    Ref: https://openapi-generator.tech
+
+    Do not edit the class manually.
+    """
+
+    """
+    Attributes:
+      openapi_types (dict): The key is attribute name
+                            and the value is attribute type.
+      attribute_map (dict): The key is attribute name
+                            and the value is json key in definition.
+    """
+    openapi_types = {"bank_transfer_id": "str", "status": "str"}
+
+    attribute_map = {"bank_transfer_id": "BankTransferID", "status": "Status"}
+
+    def __init__(self, bank_transfer_id=None, status="DELETED"):  # noqa: E501
+        """BankTransferDelete - a model defined in OpenAPI"""  # noqa: E501
+
+        self._bank_transfer_id = None
+        self._status = None
+        self.discriminator = None
+
+        self.bank_transfer_id = bank_transfer_id
+        self.status = status
+
+    @property
+    def bank_transfer_id(self):
+        """Gets the bank_transfer_id of this BankTransferDelete.  # noqa: E501
+
+        The Xero identifier for a bank transfer  # noqa: E501
+
+        :return: The bank_transfer_id of this BankTransferDelete.  # noqa: E501
+        :rtype: str
+        """
+        return self._bank_transfer_id
+
+    @bank_transfer_id.setter
+    def bank_transfer_id(self, bank_transfer_id):
+        """Sets the bank_transfer_id of this BankTransferDelete.
+
+        The Xero identifier for a bank transfer  # noqa: E501
+
+        :param bank_transfer_id: The bank_transfer_id of this BankTransferDelete.  # noqa: E501
+        :type: str
+        """
+        if bank_transfer_id is None:
+            raise ValueError(
+                "Invalid value for `bank_transfer_id`, must not be `None`"
+            )  # noqa: E501
+
+        self._bank_transfer_id = bank_transfer_id
+
+    @property
+    def status(self):
+        """Gets the status of this BankTransferDelete.  # noqa: E501
+
+        The status of the bank transfer.  # noqa: E501
+
+        :return: The status of this BankTransferDelete.  # noqa: E501
+        :rtype: str
+        """
+        return self._status
+
+    @status.setter
+    def status(self, status):
+        """Sets the status of this BankTransferDelete.
+
+        The status of the bank transfer.  # noqa: E501
+
+        :param status: The status of this BankTransferDelete.  # noqa: E501
+        :type: str
+        """
+        if status is None:
+            raise ValueError(
+                "Invalid value for `status`, must not be `None`"
+            )  # noqa: E501
+
+        self._status = status
diff --git a/xero_python/accounting/models/bank_transfer_delete_by_url_param.py b/xero_python/accounting/models/bank_transfer_delete_by_url_param.py
new file mode 100644
index 00000000..117622be
--- /dev/null
+++ b/xero_python/accounting/models/bank_transfer_delete_by_url_param.py
@@ -0,0 +1,69 @@
+# coding: utf-8
+
+"""
+Xero Accounting API
+
+No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)  # noqa: E501
+
+Contact: api@xero.com
+Generated by: https://openapi-generator.tech
+"""
+
+
+import re  # noqa: F401
+
+from xero_python.models import BaseModel
+
+
+class BankTransferDeleteByUrlParam(BaseModel):
+    """NOTE: This class is auto generated by OpenAPI Generator.
+    Ref: https://openapi-generator.tech
+
+    Do not edit the class manually.
+    """
+
+    """
+    Attributes:
+      openapi_types (dict): The key is attribute name
+                            and the value is attribute type.
+      attribute_map (dict): The key is attribute name
+                            and the value is json key in definition.
+    """
+    openapi_types = {"status": "str"}
+
+    attribute_map = {"status": "Status"}
+
+    def __init__(self, status="DELETED"):  # noqa: E501
+        """BankTransferDeleteByUrlParam - a model defined in OpenAPI"""  # noqa: E501
+
+        self._status = None
+        self.discriminator = None
+
+        self.status = status
+
+    @property
+    def status(self):
+        """Gets the status of this BankTransferDeleteByUrlParam.  # noqa: E501
+
+        The status of the bank transfer.  # noqa: E501
+
+        :return: The status of this BankTransferDeleteByUrlParam.  # noqa: E501
+        :rtype: str
+        """
+        return self._status
+
+    @status.setter
+    def status(self, status):
+        """Sets the status of this BankTransferDeleteByUrlParam.
+
+        The status of the bank transfer.  # noqa: E501
+
+        :param status: The status of this BankTransferDeleteByUrlParam.  # noqa: E501
+        :type: str
+        """
+        if status is None:
+            raise ValueError(
+                "Invalid value for `status`, must not be `None`"
+            )  # noqa: E501
+
+        self._status = status
diff --git a/xero_python/accounting/models/bank_transfers_delete.py b/xero_python/accounting/models/bank_transfers_delete.py
new file mode 100644
index 00000000..76d38094
--- /dev/null
+++ b/xero_python/accounting/models/bank_transfers_delete.py
@@ -0,0 +1,64 @@
+# coding: utf-8
+
+"""
+Xero Accounting API
+
+No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)  # noqa: E501
+
+Contact: api@xero.com
+Generated by: https://openapi-generator.tech
+"""
+
+
+import re  # noqa: F401
+
+from xero_python.models import BaseModel
+
+
+class BankTransfersDelete(BaseModel):
+    """NOTE: This class is auto generated by OpenAPI Generator.
+    Ref: https://openapi-generator.tech
+
+    Do not edit the class manually.
+    """
+
+    """
+    Attributes:
+      openapi_types (dict): The key is attribute name
+                            and the value is attribute type.
+      attribute_map (dict): The key is attribute name
+                            and the value is json key in definition.
+    """
+    openapi_types = {"bank_transfers": "list[BankTransferDelete]"}
+
+    attribute_map = {"bank_transfers": "BankTransfers"}
+
+    def __init__(self, bank_transfers=None):  # noqa: E501
+        """BankTransfersDelete - a model defined in OpenAPI"""  # noqa: E501
+
+        self._bank_transfers = None
+        self.discriminator = None
+
+        if bank_transfers is not None:
+            self.bank_transfers = bank_transfers
+
+    @property
+    def bank_transfers(self):
+        """Gets the bank_transfers of this BankTransfersDelete.  # noqa: E501
+
+
+        :return: The bank_transfers of this BankTransfersDelete.  # noqa: E501
+        :rtype: list[BankTransferDelete]
+        """
+        return self._bank_transfers
+
+    @bank_transfers.setter
+    def bank_transfers(self, bank_transfers):
+        """Sets the bank_transfers of this BankTransfersDelete.
+
+
+        :param bank_transfers: The bank_transfers of this BankTransfersDelete.  # noqa: E501
+        :type: list[BankTransferDelete]
+        """
+
+        self._bank_transfers = bank_transfers
diff --git a/xero_python/accounting/models/credit_note.py b/xero_python/accounting/models/credit_note.py
index 3486a047..f115d24d 100644
--- a/xero_python/accounting/models/credit_note.py
+++ b/xero_python/accounting/models/credit_note.py
@@ -43,6 +43,7 @@ class CreditNote(BaseModel):
         "cis_deduction": "float",
         "cis_rate": "float",
         "updated_date_utc": "datetime[ms-format]",
+        "updated_date_utc_string": "str",
         "currency_code": "CurrencyCode",
         "fully_paid_on_date": "date[ms-format]",
         "credit_note_id": "str",
@@ -77,6 +78,7 @@ class CreditNote(BaseModel):
         "cis_deduction": "CISDeduction",
         "cis_rate": "CISRate",
         "updated_date_utc": "UpdatedDateUTC",
+        "updated_date_utc_string": "UpdatedDateUTCString",
         "currency_code": "CurrencyCode",
         "fully_paid_on_date": "FullyPaidOnDate",
         "credit_note_id": "CreditNoteID",
@@ -112,6 +114,7 @@ def __init__(
         cis_deduction=None,
         cis_rate=None,
         updated_date_utc=None,
+        updated_date_utc_string=None,
         currency_code=None,
         fully_paid_on_date=None,
         credit_note_id=None,
@@ -146,6 +149,7 @@ def __init__(
         self._cis_deduction = None
         self._cis_rate = None
         self._updated_date_utc = None
+        self._updated_date_utc_string = None
         self._currency_code = None
         self._fully_paid_on_date = None
         self._credit_note_id = None
@@ -192,6 +196,8 @@ def __init__(
             self.cis_rate = cis_rate
         if updated_date_utc is not None:
             self.updated_date_utc = updated_date_utc
+        if updated_date_utc_string is not None:
+            self.updated_date_utc_string = updated_date_utc_string
         if currency_code is not None:
             self.currency_code = currency_code
         if fully_paid_on_date is not None:
@@ -550,6 +556,29 @@ def updated_date_utc(self, updated_date_utc):
 
         self._updated_date_utc = updated_date_utc
 
+    @property
+    def updated_date_utc_string(self):
+        """Gets the updated_date_utc_string of this CreditNote.  # noqa: E501
+
+        UTC ISO-8601 formatted timestamp of last update to the credit note  # noqa: E501
+
+        :return: The updated_date_utc_string of this CreditNote.  # noqa: E501
+        :rtype: str
+        """
+        return self._updated_date_utc_string
+
+    @updated_date_utc_string.setter
+    def updated_date_utc_string(self, updated_date_utc_string):
+        """Sets the updated_date_utc_string of this CreditNote.
+
+        UTC ISO-8601 formatted timestamp of last update to the credit note  # noqa: E501
+
+        :param updated_date_utc_string: The updated_date_utc_string of this CreditNote.  # noqa: E501
+        :type: str
+        """
+
+        self._updated_date_utc_string = updated_date_utc_string
+
     @property
     def currency_code(self):
         """Gets the currency_code of this CreditNote.  # noqa: E501
diff --git a/xero_python/accounting/models/invoice.py b/xero_python/accounting/models/invoice.py
index b4a29f40..a55901af 100644
--- a/xero_python/accounting/models/invoice.py
+++ b/xero_python/accounting/models/invoice.py
@@ -64,6 +64,7 @@ class Invoice(BaseModel):
         "fully_paid_on_date": "date[ms-format]",
         "amount_credited": "float",
         "updated_date_utc": "datetime[ms-format]",
+        "updated_date_utc_string": "str",
         "credit_notes": "list[CreditNote]",
         "attachments": "list[Attachment]",
         "has_errors": "bool",
@@ -108,6 +109,7 @@ class Invoice(BaseModel):
         "fully_paid_on_date": "FullyPaidOnDate",
         "amount_credited": "AmountCredited",
         "updated_date_utc": "UpdatedDateUTC",
+        "updated_date_utc_string": "UpdatedDateUTCString",
         "credit_notes": "CreditNotes",
         "attachments": "Attachments",
         "has_errors": "HasErrors",
@@ -153,6 +155,7 @@ def __init__(
         fully_paid_on_date=None,
         amount_credited=None,
         updated_date_utc=None,
+        updated_date_utc_string=None,
         credit_notes=None,
         attachments=None,
         has_errors=False,
@@ -197,6 +200,7 @@ def __init__(
         self._fully_paid_on_date = None
         self._amount_credited = None
         self._updated_date_utc = None
+        self._updated_date_utc_string = None
         self._credit_notes = None
         self._attachments = None
         self._has_errors = None
@@ -274,6 +278,8 @@ def __init__(
             self.amount_credited = amount_credited
         if updated_date_utc is not None:
             self.updated_date_utc = updated_date_utc
+        if updated_date_utc_string is not None:
+            self.updated_date_utc_string = updated_date_utc_string
         if credit_notes is not None:
             self.credit_notes = credit_notes
         if attachments is not None:
@@ -1087,7 +1093,7 @@ def amount_credited(self, amount_credited):
     def updated_date_utc(self):
         """Gets the updated_date_utc of this Invoice.  # noqa: E501
 
-        Last modified date UTC format  # noqa: E501
+        UTC timestamp of last update to the invoice  # noqa: E501
 
         :return: The updated_date_utc of this Invoice.  # noqa: E501
         :rtype: datetime
@@ -1098,7 +1104,7 @@ def updated_date_utc(self):
     def updated_date_utc(self, updated_date_utc):
         """Sets the updated_date_utc of this Invoice.
 
-        Last modified date UTC format  # noqa: E501
+        UTC timestamp of last update to the invoice  # noqa: E501
 
         :param updated_date_utc: The updated_date_utc of this Invoice.  # noqa: E501
         :type: datetime
@@ -1106,6 +1112,29 @@ def updated_date_utc(self, updated_date_utc):
 
         self._updated_date_utc = updated_date_utc
 
+    @property
+    def updated_date_utc_string(self):
+        """Gets the updated_date_utc_string of this Invoice.  # noqa: E501
+
+        UTC ISO-8601 formatted timestamp of last update to the invoice  # noqa: E501
+
+        :return: The updated_date_utc_string of this Invoice.  # noqa: E501
+        :rtype: str
+        """
+        return self._updated_date_utc_string
+
+    @updated_date_utc_string.setter
+    def updated_date_utc_string(self, updated_date_utc_string):
+        """Sets the updated_date_utc_string of this Invoice.
+
+        UTC ISO-8601 formatted timestamp of last update to the invoice  # noqa: E501
+
+        :param updated_date_utc_string: The updated_date_utc_string of this Invoice.  # noqa: E501
+        :type: str
+        """
+
+        self._updated_date_utc_string = updated_date_utc_string
+
     @property
     def credit_notes(self):
         """Gets the credit_notes of this Invoice.  # noqa: E501
diff --git a/xero_python/accounting/models/overpayment.py b/xero_python/accounting/models/overpayment.py
index 8c3d4685..bd8c1995 100644
--- a/xero_python/accounting/models/overpayment.py
+++ b/xero_python/accounting/models/overpayment.py
@@ -40,6 +40,7 @@ class Overpayment(BaseModel):
         "total_tax": "float",
         "total": "float",
         "updated_date_utc": "datetime[ms-format]",
+        "updated_date_utc_string": "str",
         "currency_code": "CurrencyCode",
         "overpayment_id": "str",
         "currency_rate": "float",
@@ -63,6 +64,7 @@ class Overpayment(BaseModel):
         "total_tax": "TotalTax",
         "total": "Total",
         "updated_date_utc": "UpdatedDateUTC",
+        "updated_date_utc_string": "UpdatedDateUTCString",
         "currency_code": "CurrencyCode",
         "overpayment_id": "OverpaymentID",
         "currency_rate": "CurrencyRate",
@@ -87,6 +89,7 @@ def __init__(
         total_tax=None,
         total=None,
         updated_date_utc=None,
+        updated_date_utc_string=None,
         currency_code=None,
         overpayment_id=None,
         currency_rate=None,
@@ -110,6 +113,7 @@ def __init__(
         self._total_tax = None
         self._total = None
         self._updated_date_utc = None
+        self._updated_date_utc_string = None
         self._currency_code = None
         self._overpayment_id = None
         self._currency_rate = None
@@ -142,6 +146,8 @@ def __init__(
             self.total = total
         if updated_date_utc is not None:
             self.updated_date_utc = updated_date_utc
+        if updated_date_utc_string is not None:
+            self.updated_date_utc_string = updated_date_utc_string
         if currency_code is not None:
             self.currency_code = currency_code
         if overpayment_id is not None:
@@ -412,6 +418,29 @@ def updated_date_utc(self, updated_date_utc):
 
         self._updated_date_utc = updated_date_utc
 
+    @property
+    def updated_date_utc_string(self):
+        """Gets the updated_date_utc_string of this Overpayment.  # noqa: E501
+
+        UTC ISO-8601 formatted timestamp of last update to the overpayment  # noqa: E501
+
+        :return: The updated_date_utc_string of this Overpayment.  # noqa: E501
+        :rtype: str
+        """
+        return self._updated_date_utc_string
+
+    @updated_date_utc_string.setter
+    def updated_date_utc_string(self, updated_date_utc_string):
+        """Sets the updated_date_utc_string of this Overpayment.
+
+        UTC ISO-8601 formatted timestamp of last update to the overpayment  # noqa: E501
+
+        :param updated_date_utc_string: The updated_date_utc_string of this Overpayment.  # noqa: E501
+        :type: str
+        """
+
+        self._updated_date_utc_string = updated_date_utc_string
+
     @property
     def currency_code(self):
         """Gets the currency_code of this Overpayment.  # noqa: E501
diff --git a/xero_python/accounting/models/payment.py b/xero_python/accounting/models/payment.py
index 1bb682ea..66031bdb 100644
--- a/xero_python/accounting/models/payment.py
+++ b/xero_python/accounting/models/payment.py
@@ -48,6 +48,7 @@ class Payment(BaseModel):
         "status": "str",
         "payment_type": "str",
         "updated_date_utc": "datetime[ms-format]",
+        "updated_date_utc_string": "str",
         "payment_id": "str",
         "batch_payment_id": "str",
         "bank_account_number": "str",
@@ -79,6 +80,7 @@ class Payment(BaseModel):
         "status": "Status",
         "payment_type": "PaymentType",
         "updated_date_utc": "UpdatedDateUTC",
+        "updated_date_utc_string": "UpdatedDateUTCString",
         "payment_id": "PaymentID",
         "batch_payment_id": "BatchPaymentID",
         "bank_account_number": "BankAccountNumber",
@@ -111,6 +113,7 @@ def __init__(
         status=None,
         payment_type=None,
         updated_date_utc=None,
+        updated_date_utc_string=None,
         payment_id=None,
         batch_payment_id=None,
         bank_account_number=None,
@@ -142,6 +145,7 @@ def __init__(
         self._status = None
         self._payment_type = None
         self._updated_date_utc = None
+        self._updated_date_utc_string = None
         self._payment_id = None
         self._batch_payment_id = None
         self._bank_account_number = None
@@ -190,6 +194,8 @@ def __init__(
             self.payment_type = payment_type
         if updated_date_utc is not None:
             self.updated_date_utc = updated_date_utc
+        if updated_date_utc_string is not None:
+            self.updated_date_utc_string = updated_date_utc_string
         if payment_id is not None:
             self.payment_id = payment_id
         if batch_payment_id is not None:
@@ -641,6 +647,29 @@ def updated_date_utc(self, updated_date_utc):
 
         self._updated_date_utc = updated_date_utc
 
+    @property
+    def updated_date_utc_string(self):
+        """Gets the updated_date_utc_string of this Payment.  # noqa: E501
+
+        UTC ISO-8601 formatted timestamp of last update to the payment  # noqa: E501
+
+        :return: The updated_date_utc_string of this Payment.  # noqa: E501
+        :rtype: str
+        """
+        return self._updated_date_utc_string
+
+    @updated_date_utc_string.setter
+    def updated_date_utc_string(self, updated_date_utc_string):
+        """Sets the updated_date_utc_string of this Payment.
+
+        UTC ISO-8601 formatted timestamp of last update to the payment  # noqa: E501
+
+        :param updated_date_utc_string: The updated_date_utc_string of this Payment.  # noqa: E501
+        :type: str
+        """
+
+        self._updated_date_utc_string = updated_date_utc_string
+
     @property
     def payment_id(self):
         """Gets the payment_id of this Payment.  # noqa: E501
diff --git a/xero_python/accounting/models/prepayment.py b/xero_python/accounting/models/prepayment.py
index 1376c19d..9f93e9c5 100644
--- a/xero_python/accounting/models/prepayment.py
+++ b/xero_python/accounting/models/prepayment.py
@@ -42,6 +42,7 @@ class Prepayment(BaseModel):
         "reference": "str",
         "invoice_number": "str",
         "updated_date_utc": "datetime[ms-format]",
+        "updated_date_utc_string": "str",
         "currency_code": "CurrencyCode",
         "prepayment_id": "str",
         "branding_theme_id": "str",
@@ -67,6 +68,7 @@ class Prepayment(BaseModel):
         "reference": "Reference",
         "invoice_number": "InvoiceNumber",
         "updated_date_utc": "UpdatedDateUTC",
+        "updated_date_utc_string": "UpdatedDateUTCString",
         "currency_code": "CurrencyCode",
         "prepayment_id": "PrepaymentID",
         "branding_theme_id": "BrandingThemeID",
@@ -93,6 +95,7 @@ def __init__(
         reference=None,
         invoice_number=None,
         updated_date_utc=None,
+        updated_date_utc_string=None,
         currency_code=None,
         prepayment_id=None,
         branding_theme_id=None,
@@ -118,6 +121,7 @@ def __init__(
         self._reference = None
         self._invoice_number = None
         self._updated_date_utc = None
+        self._updated_date_utc_string = None
         self._currency_code = None
         self._prepayment_id = None
         self._branding_theme_id = None
@@ -154,6 +158,8 @@ def __init__(
             self.invoice_number = invoice_number
         if updated_date_utc is not None:
             self.updated_date_utc = updated_date_utc
+        if updated_date_utc_string is not None:
+            self.updated_date_utc_string = updated_date_utc_string
         if currency_code is not None:
             self.currency_code = currency_code
         if prepayment_id is not None:
@@ -471,6 +477,29 @@ def updated_date_utc(self, updated_date_utc):
 
         self._updated_date_utc = updated_date_utc
 
+    @property
+    def updated_date_utc_string(self):
+        """Gets the updated_date_utc_string of this Prepayment.  # noqa: E501
+
+        UTC ISO-8601 formatted timestamp of last update to the prepayment  # noqa: E501
+
+        :return: The updated_date_utc_string of this Prepayment.  # noqa: E501
+        :rtype: str
+        """
+        return self._updated_date_utc_string
+
+    @updated_date_utc_string.setter
+    def updated_date_utc_string(self, updated_date_utc_string):
+        """Sets the updated_date_utc_string of this Prepayment.
+
+        UTC ISO-8601 formatted timestamp of last update to the prepayment  # noqa: E501
+
+        :param updated_date_utc_string: The updated_date_utc_string of this Prepayment.  # noqa: E501
+        :type: str
+        """
+
+        self._updated_date_utc_string = updated_date_utc_string
+
     @property
     def currency_code(self):
         """Gets the currency_code of this Prepayment.  # noqa: E501
diff --git a/xero_python/accounting/models/tracking_reference.py b/xero_python/accounting/models/tracking_reference.py
new file mode 100644
index 00000000..ac9d3b63
--- /dev/null
+++ b/xero_python/accounting/models/tracking_reference.py
@@ -0,0 +1,167 @@
+# coding: utf-8
+
+"""
+Xero Accounting API
+
+No description provided (generated by Openapi Generator https://github.com/openapitools/openapi-generator)  # noqa: E501
+
+Contact: api@xero.com
+Generated by: https://openapi-generator.tech
+"""
+
+
+import re  # noqa: F401
+
+from xero_python.models import BaseModel
+
+
+class TrackingReference(BaseModel):
+    """NOTE: This class is auto generated by OpenAPI Generator.
+    Ref: https://openapi-generator.tech
+
+    Do not edit the class manually.
+    """
+
+    """
+    Attributes:
+      openapi_types (dict): The key is attribute name
+                            and the value is attribute type.
+      attribute_map (dict): The key is attribute name
+                            and the value is json key in definition.
+    """
+    openapi_types = {
+        "tracking_category_id": "str",
+        "tracking_option_id": "str",
+        "name": "str",
+        "option": "str",
+    }
+
+    attribute_map = {
+        "tracking_category_id": "TrackingCategoryID",
+        "tracking_option_id": "TrackingOptionID",
+        "name": "Name",
+        "option": "Option",
+    }
+
+    def __init__(
+        self, tracking_category_id=None, tracking_option_id=None, name=None, option=None
+    ):  # noqa: E501
+        """TrackingReference - a model defined in OpenAPI"""  # noqa: E501
+
+        self._tracking_category_id = None
+        self._tracking_option_id = None
+        self._name = None
+        self._option = None
+        self.discriminator = None
+
+        self.tracking_category_id = tracking_category_id
+        self.tracking_option_id = tracking_option_id
+        if name is not None:
+            self.name = name
+        if option is not None:
+            self.option = option
+
+    @property
+    def tracking_category_id(self):
+        """Gets the tracking_category_id of this TrackingReference.  # noqa: E501
+
+        The Xero identifier for a tracking category  # noqa: E501
+
+        :return: The tracking_category_id of this TrackingReference.  # noqa: E501
+        :rtype: str
+        """
+        return self._tracking_category_id
+
+    @tracking_category_id.setter
+    def tracking_category_id(self, tracking_category_id):
+        """Sets the tracking_category_id of this TrackingReference.
+
+        The Xero identifier for a tracking category  # noqa: E501
+
+        :param tracking_category_id: The tracking_category_id of this TrackingReference.  # noqa: E501
+        :type: str
+        """
+        if tracking_category_id is None:
+            raise ValueError(
+                "Invalid value for `tracking_category_id`, must not be `None`"
+            )  # noqa: E501
+
+        self._tracking_category_id = tracking_category_id
+
+    @property
+    def tracking_option_id(self):
+        """Gets the tracking_option_id of this TrackingReference.  # noqa: E501
+
+        The Xero identifier for a tracking category option  # noqa: E501
+
+        :return: The tracking_option_id of this TrackingReference.  # noqa: E501
+        :rtype: str
+        """
+        return self._tracking_option_id
+
+    @tracking_option_id.setter
+    def tracking_option_id(self, tracking_option_id):
+        """Sets the tracking_option_id of this TrackingReference.
+
+        The Xero identifier for a tracking category option  # noqa: E501
+
+        :param tracking_option_id: The tracking_option_id of this TrackingReference.  # noqa: E501
+        :type: str
+        """
+        if tracking_option_id is None:
+            raise ValueError(
+                "Invalid value for `tracking_option_id`, must not be `None`"
+            )  # noqa: E501
+
+        self._tracking_option_id = tracking_option_id
+
+    @property
+    def name(self):
+        """Gets the name of this TrackingReference.  # noqa: E501
+
+        The name of the tracking category  # noqa: E501
+
+        :return: The name of this TrackingReference.  # noqa: E501
+        :rtype: str
+        """
+        return self._name
+
+    @name.setter
+    def name(self, name):
+        """Sets the name of this TrackingReference.
+
+        The name of the tracking category  # noqa: E501
+
+        :param name: The name of this TrackingReference.  # noqa: E501
+        :type: str
+        """
+        if name is not None and len(name) > 100:
+            raise ValueError(
+                "Invalid value for `name`, "
+                "length must be less than or equal to `100`"
+            )  # noqa: E501
+
+        self._name = name
+
+    @property
+    def option(self):
+        """Gets the option of this TrackingReference.  # noqa: E501
+
+        See Tracking Options  # noqa: E501
+
+        :return: The option of this TrackingReference.  # noqa: E501
+        :rtype: str
+        """
+        return self._option
+
+    @option.setter
+    def option(self, option):
+        """Sets the option of this TrackingReference.
+
+        See Tracking Options  # noqa: E501
+
+        :param option: The option of this TrackingReference.  # noqa: E501
+        :type: str
+        """
+
+        self._option = option
diff --git a/xero_python/appstore/api/app_store_api.py b/xero_python/appstore/api/app_store_api.py
index 0288ce95..05a2ac87 100644
--- a/xero_python/appstore/api/app_store_api.py
+++ b/xero_python/appstore/api/app_store_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/assets/api/asset_api.py b/xero_python/assets/api/asset_api.py
index 106cd601..5d469279 100644
--- a/xero_python/assets/api/asset_api.py
+++ b/xero_python/assets/api/asset_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/docs/README.md b/xero_python/docs/README.md
index 866b3cfe..3af15e4f 100644
--- a/xero_python/docs/README.md
+++ b/xero_python/docs/README.md
@@ -3,8 +3,8 @@ These endpoints are related to managing authentication tokens and identity for X
 
 The `xero_python` package is automatically generated by the [XeroAPI SDK 2.0 Codegen](https://github.com/xero-github/xeroapi-sdk-codegen) project:
 
-- API version: 16.0.0
-- Package version: 14.0.0
+- API version: 16.1.0
+- Package version: 15.0.0
 - Build package: org.openapitools.codegen.languages.PythonClientCodegen
 For more information, please visit [https://developer.xero.com](https://developer.xero.com)
 
diff --git a/xero_python/file/api/files_api.py b/xero_python/file/api/files_api.py
index 7f6524e0..e1eba526 100644
--- a/xero_python/file/api/files_api.py
+++ b/xero_python/file/api/files_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/finance/api/finance_api.py b/xero_python/finance/api/finance_api.py
index cf9eb945..d8edd077 100644
--- a/xero_python/finance/api/finance_api.py
+++ b/xero_python/finance/api/finance_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/identity/api/identity_api.py b/xero_python/identity/api/identity_api.py
index 1c9a53a5..24bce811 100644
--- a/xero_python/identity/api/identity_api.py
+++ b/xero_python/identity/api/identity_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/payrollau/api/payroll_au_api.py b/xero_python/payrollau/api/payroll_au_api.py
index 92793324..f15b6aa8 100644
--- a/xero_python/payrollau/api/payroll_au_api.py
+++ b/xero_python/payrollau/api/payroll_au_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/payrollauv2/api/payroll_au_v2_api.py b/xero_python/payrollauv2/api/payroll_au_v2_api.py
index e69e7aec..cea699a8 100644
--- a/xero_python/payrollauv2/api/payroll_au_v2_api.py
+++ b/xero_python/payrollauv2/api/payroll_au_v2_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/payrollnz/api/payroll_nz_api.py b/xero_python/payrollnz/api/payroll_nz_api.py
index 466ad4e0..35900315 100644
--- a/xero_python/payrollnz/api/payroll_nz_api.py
+++ b/xero_python/payrollnz/api/payroll_nz_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/payrolluk/api/payroll_uk_api.py b/xero_python/payrolluk/api/payroll_uk_api.py
index fad32b0e..e1ce3643 100644
--- a/xero_python/payrolluk/api/payroll_uk_api.py
+++ b/xero_python/payrolluk/api/payroll_uk_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """
 
 
diff --git a/xero_python/project/api/project_api.py b/xero_python/project/api/project_api.py
index 09d299a5..b423b9b8 100644
--- a/xero_python/project/api/project_api.py
+++ b/xero_python/project/api/project_api.py
@@ -21,7 +21,7 @@
 """
 
 """
-    OpenAPI spec version: 16.0.0
+    OpenAPI spec version: 16.1.0
 """