Avalara Customization API

openapi: 3.1.0
info:
  title: Avalara 1099 & W-9 1099 Forms Customization API
  description: The Avalara 1099 and W-9 API automates collection, validation, and e-filing of IRS forms including 1099 variants (1099-NEC, 1099-MISC, 1099-K, 1099-INT, 1099-DIV), 1095 forms, W-2, and 1042-S. It provides endpoints for creating, updating, managing, and filing various IRS information returns.
  version: '1.0'
  contact:
    name: Avalara Developer Relations
    url: https://developer.avalara.com/
    email: developer.relations@avalara.com
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
  termsOfService: https://legal.avalara.com/#siteterms
servers:
- url: https://api.avalara.com/1099/v1
  description: 1099 API Production
- url: https://api.sbx.avalara.com/1099/v1
  description: 1099 API Sandbox
security:
- bearerAuth: []
tags:
- name: Customization
  description: Manage tax profiles, exemptions, and overrides
paths:
  /api/v2/afc/customization/profiles:
    get:
      operationId: getProfiles
      summary: Avalara List Tax Profiles
      description: Retrieves all configured tax profiles for the client.
      tags:
      - Customization
      responses:
        '200':
          description: List of tax profiles
    post:
      operationId: createProfile
      summary: Avalara Create a Tax Profile
      description: Creates a new tax profile with custom bundles and overrides.
      tags:
      - Customization
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TaxProfile'
      responses:
        '201':
          description: Tax profile created
  /api/v2/afc/customization/exclusions:
    get:
      operationId: getExclusions
      summary: Avalara List Tax Exclusions
      description: Retrieves configured tax exclusions.
      tags:
      - Customization
      responses:
        '200':
          description: List of exclusions
    post:
      operationId: createExclusion
      summary: Avalara Create a Tax Exclusion
      tags:
      - Customization
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Exclusion'
      responses:
        '201':
          description: Exclusion created
components:
  schemas:
    Exclusion:
      type: object
      properties:
        excl:
          type: integer
          description: Exclusion type
        ctry:
          type: string
        st:
          type: string
        excl_name:
          type: string
    TaxProfile:
      type: object
      properties:
        profileId:
          type: integer
        profileName:
          type: string
        description:
          type: string
        bundles:
          type: array
          items:
            type: object
            properties:
              bundleId:
                type: integer
              bundleName:
                type: string
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: OAuth 2.0 bearer token
externalDocs:
  description: 1099 & W-9 API Documentation
  url: https://developer.avalara.com/api-reference/avalara1099/avalara1099/