avadev · svc-developer · Sep 29, 2026 · Sep 29, 2026
diff --git a/README.md b/README.md
@@ -171,7 +171,10 @@ Class | Method | HTTP request | Description
 *Issuers1099Api* | [**getIssuers**](docs/A1099/V2/Issuers1099Api.md#getissuers) | **GET** /1099/issuers | List issuers
 *Issuers1099Api* | [**updateIssuer**](docs/A1099/V2/Issuers1099Api.md#updateissuer) | **PUT** /1099/issuers/{id} | Update an issuer
 *JobsApi* | [**getJob**](docs/A1099/V2/JobsApi.md#getjob) | **GET** /jobs/{id} | Retrieves information about the job
+*TinMatchesApi* | [**getBulkTinMatch**](docs/A1099/V2/TinMatchesApi.md#getbulktinmatch) | **GET** /tin-matches/$bulk/{id} | Get bulk TIN match details
+*TinMatchesApi* | [**getBulkTinMatchResults**](docs/A1099/V2/TinMatchesApi.md#getbulktinmatchresults) | **GET** /tin-matches/$bulk/{id}/results | List bulk TIN match results
 *TinMatchesApi* | [**performRealTimeTinMatch**](docs/A1099/V2/TinMatchesApi.md#performrealtimetinmatch) | **POST** /tin-matches/$real-time | Perform real time TIN Match
+*TinMatchesApi* | [**submitBulkTinMatch**](docs/A1099/V2/TinMatchesApi.md#submitbulktinmatch) | **POST** /tin-matches/$bulk | Submit bulk TIN match
 
 <a name="documentation-for-models"></a>
 ## Documentation for Models
@@ -267,6 +270,12 @@ Class | Method | HTTP request | Description
 <a name="documentation-for-A1099-V2-models"></a>
 ### A1099 V2 Model Documentation
 
+ - [Avalara.SDK.model.A1099.V2.BulkTinMatchAcceptedResponse](docs/A1099/V2/BulkTinMatchAcceptedResponse.md)
+ - [Avalara.SDK.model.A1099.V2.BulkTinMatchIrsResponse](docs/A1099/V2/BulkTinMatchIrsResponse.md)
+ - [Avalara.SDK.model.A1099.V2.BulkTinMatchRequest](docs/A1099/V2/BulkTinMatchRequest.md)
+ - [Avalara.SDK.model.A1099.V2.BulkTinMatchRequestItem](docs/A1099/V2/BulkTinMatchRequestItem.md)
+ - [Avalara.SDK.model.A1099.V2.BulkTinMatchResponse](docs/A1099/V2/BulkTinMatchResponse.md)
+ - [Avalara.SDK.model.A1099.V2.BulkTinMatchResultItemResponse](docs/A1099/V2/BulkTinMatchResultItemResponse.md)
  - [Avalara.SDK.model.A1099.V2.CompanyRequest](docs/A1099/V2/CompanyRequest.md)
  - [Avalara.SDK.model.A1099.V2.CompanyResponse](docs/A1099/V2/CompanyResponse.md)
  - [Avalara.SDK.model.A1099.V2.CoveredIndividual](docs/A1099/V2/CoveredIndividual.md)
@@ -279,7 +288,9 @@ Class | Method | HTTP request | Description
  - [Avalara.SDK.model.A1099.V2.Form1042S](docs/A1099/V2/Form1042S.md)
  - [Avalara.SDK.model.A1099.V2.Form1095B](docs/A1099/V2/Form1095B.md)
  - [Avalara.SDK.model.A1099.V2.Form1095C](docs/A1099/V2/Form1095C.md)
+ - [Avalara.SDK.model.A1099.V2.Form1098](docs/A1099/V2/Form1098.md)
  - [Avalara.SDK.model.A1099.V2.Form1099Base](docs/A1099/V2/Form1099Base.md)
+ - [Avalara.SDK.model.A1099.V2.Form1099C](docs/A1099/V2/Form1099C.md)
  - [Avalara.SDK.model.A1099.V2.Form1099Div](docs/A1099/V2/Form1099Div.md)
  - [Avalara.SDK.model.A1099.V2.Form1099Int](docs/A1099/V2/Form1099Int.md)
  - [Avalara.SDK.model.A1099.V2.Form1099K](docs/A1099/V2/Form1099K.md)
@@ -288,6 +299,7 @@ Class | Method | HTTP request | Description
  - [Avalara.SDK.model.A1099.V2.Form1099Nec](docs/A1099/V2/Form1099Nec.md)
  - [Avalara.SDK.model.A1099.V2.Form1099Patr](docs/A1099/V2/Form1099Patr.md)
  - [Avalara.SDK.model.A1099.V2.Form1099R](docs/A1099/V2/Form1099R.md)
+ - [Avalara.SDK.model.A1099.V2.Form1099S](docs/A1099/V2/Form1099S.md)
  - [Avalara.SDK.model.A1099.V2.Form1099StatusDetail](docs/A1099/V2/Form1099StatusDetail.md)
  - [Avalara.SDK.model.A1099.V2.Form1099W2](docs/A1099/V2/Form1099W2.md)
  - [Avalara.SDK.model.A1099.V2.Get1099Form200Response](docs/A1099/V2/Get1099Form200Response.md)
@@ -299,6 +311,7 @@ Class | Method | HTTP request | Description
  - [Avalara.SDK.model.A1099.V2.IssuerWriteResponse](docs/A1099/V2/IssuerWriteResponse.md)
  - [Avalara.SDK.model.A1099.V2.JobResponse](docs/A1099/V2/JobResponse.md)
  - [Avalara.SDK.model.A1099.V2.OfferAndCoverage](docs/A1099/V2/OfferAndCoverage.md)
+ - [Avalara.SDK.model.A1099.V2.PaginatedQueryResultModelBulkTinMatchResultItemResponse](docs/A1099/V2/PaginatedQueryResultModelBulkTinMatchResultItemResponse.md)
  - [Avalara.SDK.model.A1099.V2.PaginatedQueryResultModelCompanyResponse](docs/A1099/V2/PaginatedQueryResultModelCompanyResponse.md)
  - [Avalara.SDK.model.A1099.V2.PaginatedQueryResultModelForm1099Base](docs/A1099/V2/PaginatedQueryResultModelForm1099Base.md)
  - [Avalara.SDK.model.A1099.V2.PaginatedQueryResultModelIssuerResponse](docs/A1099/V2/PaginatedQueryResultModelIssuerResponse.md)

diff --git a/docs/A1099/V2/BulkTinMatchAcceptedResponse.md b/docs/A1099/V2/BulkTinMatchAcceptedResponse.md
@@ -0,0 +1,13 @@
+
+
+# BulkTinMatchAcceptedResponse
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**id** | **String** | The bulk identifier required to get the results. |  [optional] |
+
+
+
diff --git a/docs/A1099/V2/BulkTinMatchIrsResponse.md b/docs/A1099/V2/BulkTinMatchIrsResponse.md
@@ -0,0 +1,14 @@
+
+
+# BulkTinMatchIrsResponse
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**code** | **String** |  |  [optional] |
+|**description** | **String** |  |  [optional] |
+
+
+
diff --git a/docs/A1099/V2/BulkTinMatchRequest.md b/docs/A1099/V2/BulkTinMatchRequest.md
@@ -0,0 +1,13 @@
+
+
+# BulkTinMatchRequest
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**items** | [**List&lt;BulkTinMatchRequestItem&gt;**](BulkTinMatchRequestItem.md) | Collection of TINs to be submitted to TIN match. |  [optional] |
+
+
+
diff --git a/docs/A1099/V2/BulkTinMatchRequestItem.md b/docs/A1099/V2/BulkTinMatchRequestItem.md
@@ -0,0 +1,26 @@
+
+
+# BulkTinMatchRequestItem
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**tinType** | [**TinTypeEnum**](#TinTypeEnum) | The TIN type. |  [optional] |
+|**tin** | **String** | The TIN to be submitted to TIN match. |  [optional] |
+|**name** | **String** | The entity name to be submitted to TIN match. |  [optional] |
+|**referenceId** | **String** | The reference identifier for the TIN to be submitted. |  [optional] |
+
+
+
+## Enum: TinTypeEnum
+
+| Name | Value |
+|---- | -----|
+| BUSINESS | &quot;Business&quot; |
+| INDIVIDUAL | &quot;Individual&quot; |
+| UNKNOWN | &quot;Unknown&quot; |
+
+
+
diff --git a/docs/A1099/V2/BulkTinMatchResponse.md b/docs/A1099/V2/BulkTinMatchResponse.md
@@ -0,0 +1,17 @@
+
+
+# BulkTinMatchResponse
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**id** | **String** |  |  [optional] |
+|**status** | **String** |  |  [optional] |
+|**createdAt** | **OffsetDateTime** |  |  [optional] |
+|**updatedAt** | **OffsetDateTime** |  |  [optional] |
+|**resultsUrl** | **String** |  |  [optional] |
+
+
+
diff --git a/docs/A1099/V2/BulkTinMatchResultItemResponse.md b/docs/A1099/V2/BulkTinMatchResultItemResponse.md
@@ -0,0 +1,15 @@
+
+
+# BulkTinMatchResultItemResponse
+
+
+## Properties
+
+| Name | Type | Description | Notes |
+|------------ | ------------- | ------------- | -------------|
+|**status** | **String** |  |  [optional] |
+|**irsResponse** | [**BulkTinMatchIrsResponse**](BulkTinMatchIrsResponse.md) |  |  [optional] |
+|**referenceId** | **String** |  |  [optional] |
+
+
+
diff --git a/docs/A1099/V2/CompaniesW9Api.md b/docs/A1099/V2/CompaniesW9Api.md
@@ -49,7 +49,7 @@ public class Example {
 
         CompaniesW9Api apiInstance = new CompaniesW9Api(apiClient);
         String avalaraVersion = "2.0.0"; // String | API version
-        String xCorrelationId = "a6a6ff01-3320-4e78-b395-fba7d4a82be8"; // String | Unique correlation Id in a GUID format
+        String xCorrelationId = "1c77f22b-8eec-4a7f-ba13-3598178037e4"; // String | Unique correlation Id in a GUID format
         String xAvalaraClient = "Swagger UI; 22.1.0"; // String | Identifies the software you are using to call this API. For more information on the client header, see [Client Headers](https://developer.avalara.com/avatax/client-headers/) .
         CompanyRequest companyRequest = new CompanyRequest(); // CompanyRequest | The company to create
         try {
@@ -136,7 +136,7 @@ public class Example {
         CompaniesW9Api apiInstance = new CompaniesW9Api(apiClient);
         String id = "id_example"; // String | The company to delete
         String avalaraVersion = "2.0.0"; // String | API version
-        String xCorrelationId = "394fd272-5b46-4dd8-9f4d-fa3687176455"; // String | Unique correlation Id in a GUID format
+        String xCorrelationId = "e3c39765-db00-449a-b3b4-9110dbe6b231"; // String | Unique correlation Id in a GUID format
         String xAvalaraClient = "Swagger UI; 22.1.0"; // String | Identifies the software you are using to call this API. For more information on the client header, see [Client Headers](https://developer.avalara.com/avatax/client-headers/) .
         try {
             apiInstance.deleteCompany(id, avalaraVersion, xCorrelationId, xAvalaraClient);
@@ -228,7 +228,7 @@ public class Example {
         String $orderBy = "$orderBy_example"; // String | A comma separated list of sort statements in the format (fieldname) [ASC|DESC], for example id ASC.
         Boolean count = true; // Boolean | If true, return the global count of elements in the collection.
         Boolean countOnly = true; // Boolean | If true, return ONLY the global count of elements in the collection.  It only applies when count=true.
-        String xCorrelationId = "a2153a47-55d5-4573-9bf2-c280e1edec2c"; // String | Unique correlation Id in a GUID format
+        String xCorrelationId = "22ad4154-895e-4047-b394-665a56c4af95"; // String | Unique correlation Id in a GUID format
         String xAvalaraClient = "Swagger UI; 22.1.0"; // String | Identifies the software you are using to call this API. For more information on the client header, see [Client Headers](https://developer.avalara.com/avatax/client-headers/) .
         try {
             PaginatedQueryResultModelCompanyResponse result = apiInstance.getCompanies(avalaraVersion, $filter, $top, $skip, $orderBy, count, countOnly, xCorrelationId, xAvalaraClient);
@@ -321,7 +321,7 @@ public class Example {
         CompaniesW9Api apiInstance = new CompaniesW9Api(apiClient);
         String id = "id_example"; // String | Id of the company
         String avalaraVersion = "2.0.0"; // String | API version
-        String xCorrelationId = "a15988e6-52f6-4890-9c78-db2f0530d800"; // String | Unique correlation Id in a GUID format
+        String xCorrelationId = "80446dbd-be15-490e-b9e5-6a24f4dc6467"; // String | Unique correlation Id in a GUID format
         String xAvalaraClient = "Swagger UI; 22.1.0"; // String | Identifies the software you are using to call this API. For more information on the client header, see [Client Headers](https://developer.avalara.com/avatax/client-headers/) .
         try {
             CompanyResponse result = apiInstance.getCompany(id, avalaraVersion, xCorrelationId, xAvalaraClient);
@@ -409,7 +409,7 @@ public class Example {
         CompaniesW9Api apiInstance = new CompaniesW9Api(apiClient);
         String id = "id_example"; // String | The ID of the company to update
         String avalaraVersion = "2.0.0"; // String | API version
-        String xCorrelationId = "3ed0b33d-ac1c-4cf4-9bfc-db7796038ee8"; // String | Unique correlation Id in a GUID format
+        String xCorrelationId = "55adbfc0-219c-4c8f-b5df-e4cf25fe5e35"; // String | Unique correlation Id in a GUID format
         String xAvalaraClient = "Swagger UI; 22.1.0"; // String | Identifies the software you are using to call this API. For more information on the client header, see [Client Headers](https://developer.avalara.com/avatax/client-headers/) .
         CompanyRequest companyRequest = new CompanyRequest(); // CompanyRequest | The updated company data
         try {

diff --git a/docs/A1099/V2/Form1042S.md b/docs/A1099/V2/Form1042S.md
@@ -350,13 +350,16 @@ Form 1042-S: Foreign Person's U.S. Source Income Subject to Withholding
 | _1042_S | &quot;1042-S&quot; |
 | _1095_B | &quot;1095-B&quot; |
 | _1095_C | &quot;1095-C&quot; |
+| _1098 | &quot;1098&quot; |
+| _1099_C | &quot;1099-C&quot; |
 | _1099_DIV | &quot;1099-DIV&quot; |
 | _1099_INT | &quot;1099-INT&quot; |
 | _1099_K | &quot;1099-K&quot; |
 | _1099_MISC | &quot;1099-MISC&quot; |
 | _1099_NEC | &quot;1099-NEC&quot; |
 | _1099_PATR | &quot;1099-PATR&quot; |
 | _1099_R | &quot;1099-R&quot; |
+| _1099_S | &quot;1099-S&quot; |
 | W_2 | &quot;W-2&quot; |
 
 

diff --git a/docs/A1099/V2/Form1095B.md b/docs/A1099/V2/Form1095B.md
@@ -73,13 +73,16 @@ Form 1095-B: Health Coverage
 | _1042_S | &quot;1042-S&quot; |
 | _1095_B | &quot;1095-B&quot; |
 | _1095_C | &quot;1095-C&quot; |
+| _1098 | &quot;1098&quot; |
+| _1099_C | &quot;1099-C&quot; |
 | _1099_DIV | &quot;1099-DIV&quot; |
 | _1099_INT | &quot;1099-INT&quot; |
 | _1099_K | &quot;1099-K&quot; |
 | _1099_MISC | &quot;1099-MISC&quot; |
 | _1099_NEC | &quot;1099-NEC&quot; |
 | _1099_PATR | &quot;1099-PATR&quot; |
 | _1099_R | &quot;1099-R&quot; |
+| _1099_S | &quot;1099-S&quot; |
 | W_2 | &quot;W-2&quot; |
 
 

diff --git a/docs/A1099/V2/Form1095C.md b/docs/A1099/V2/Form1095C.md
@@ -81,13 +81,16 @@ Form 1095-C: Employer-Provided Health Insurance Offer and Coverage
 | _1042_S | &quot;1042-S&quot; |
 | _1095_B | &quot;1095-B&quot; |
 | _1095_C | &quot;1095-C&quot; |
+| _1098 | &quot;1098&quot; |
+| _1099_C | &quot;1099-C&quot; |
 | _1099_DIV | &quot;1099-DIV&quot; |
 | _1099_INT | &quot;1099-INT&quot; |
 | _1099_K | &quot;1099-K&quot; |
 | _1099_MISC | &quot;1099-MISC&quot; |
 | _1099_NEC | &quot;1099-NEC&quot; |
 | _1099_PATR | &quot;1099-PATR&quot; |
 | _1099_R | &quot;1099-R&quot; |
+| _1099_S | &quot;1099-S&quot; |
 | W_2 | &quot;W-2&quot; |