AppZen

AppZen Tax Master API

The Tax Master API from AppZen — 3 operation(s) for tax master.

GitHub OpenAPI

Operations 3

POST /tax Creates/Updates a tax master record
GET /tax/{uuid} Returns Tax master item details
GET /tax/tax-id/{tax-id} Returns tax master item details by tax-id

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/appzen/refs/heads/main/openapi/appzen-tax-master-api-openapi.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/appzen-tax-master-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

Get an API key

Free tier, no email required.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

appzen-tax-master-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Autonomous AP APIs Chart of Accounts Tax Master API
  description: Public APIs for integrating with Autonomous AP
  version: 2.0.3
servers:
- url: https://<env>.appzen.com/dictionary-data-services
security:
- API Key Header: []
  Customer Id Header: []
  Customer Key Header: []
tags:
- name: Tax Master
paths:
  /tax:
    post:
      tags:
      - Tax Master
      summary: Creates/Updates a tax master record
      description: Creates a new tax master record in AppZen and returns a uuid that uniquely identifies it. When there is already exists a record (tax_id), then the operation is an update (the `status` would be `UPDATED` in this case).
      parameters:
      - $ref: '#/components/parameters/tax-json-schema'
      responses:
        200:
          description: Updated
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/uuid-updated'
        201:
          description: Created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/uuid'
        400:
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-400-error-response'
        401:
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-401-error-response'
        403:
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-403-error-response'
        404:
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-404-error-response'
        500:
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-500-error-response'
  /tax/{uuid}:
    get:
      tags:
      - Tax Master
      summary: Returns Tax master item details
      description: Returns the details of a Tax master item by uuid
      parameters:
      - $ref: '#/components/parameters/uuid'
      responses:
        200:
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/tax-get'
        400:
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-400-error-response'
        401:
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-401-error-response'
        403:
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-403-error-response'
        404:
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-404-error-response'
        500:
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-500-error-response'
  /tax/tax-id/{tax-id}:
    get:
      tags:
      - Tax Master
      summary: Returns tax master item details by tax-id
      description: Returns Tax master item details matching tax-id specified as path parameter
      parameters:
      - $ref: '#/components/parameters/tax-id'
      responses:
        200:
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/tax-get'
        400:
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-400-error-response'
        401:
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-401-error-response'
        403:
          description: Forbidden
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-403-error-response'
        404:
          description: Not Found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-404-error-response'
        500:
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/http-500-error-response'
components:
  schemas:
    http-403-error-response:
      type: object
      properties:
        timestamp:
          type: string
          example: 2019-01-17T16:12:45.977+0000
        status:
          type: string
          example: 403
        error:
          type: string
          example: Forbidden
        message:
          type: string
          example: 'Error code : 17e3338d - You do not have permission to access this resource'
    tax-json-schema:
      type: object
      properties:
        tax_id:
          type: string
          example: 123AB
          description: The Tax ID from source system
        tax_category:
          type: string
          example: WHT_CATEGORY
          description: The category of record. Possible values - WHT_CATEGORY, VAT_CATEGORY
        tax_code:
          type: string
          example: C1
          description: The tax code for the tax master record
        tax_rate:
          type: number
          example: 10.5
          description: Tax rate in ERP system. Required for WHT category.
        appzen_tax_code:
          type: string
          example: VAT
          description: ERP tax code maps to one of these predefined list of codes maintained by Appzen
        appzen_tax_rate:
          type: number
          example: 20
          description: Appzen mapped Tax item code
        appzen_vat_breakdown:
          type: array
          items:
            allOf:
            - $ref: '#/components/schemas/appzen-vat-breakdown-item'
            - description: The appzen break down of vat amount for vat tax categories
        country:
          type: string
          example: Germany
        country_code_iso3:
          type: string
          description: ISO3 standard country code
          example: DEU
        is_active:
          description: Is Tax item active in ERP system
          default: true
          type: boolean
        entity_id:
          type: string
          description: 'Entity id for which this tax is applicable '
          example: E124
        tax_type:
          type: string
          description: Tax type for withholding tax. Require for WHT category
          example: WHT
        jurisdiction_code:
          type: string
          description: Standard tax jurisdiction code
          example: IN
      required:
      - tax_id
      - tax_category
      - tax_type
      - tax_code
      - tax_rate
    uuid:
      type: object
      properties:
        uuid:
          type: string
          example: 5fc03087-d265-11e7-b8c6-83e29cd24f4c
        status:
          type: string
          example: CREATED
    http-500-error-response:
      type: object
      properties:
        timestamp:
          type: string
          example: 2019-01-17T16:12:45.977+0000
        status:
          type: string
          example: 500
        error:
          type: string
          example: Internal Server Error
        message:
          type: string
          example: 'Error code : 17e3338d - Unable to process your request at this moment, please try again later'
    http-401-error-response:
      type: object
      properties:
        timestamp:
          type: string
          example: 2019-01-17T16:12:45.977+0000
        status:
          type: string
          example: 401
        error:
          type: string
          example: Unauthorized
        message:
          type: string
          example: 'Error code : 17e3338d - Unable to authenticate credentials'
    tax-get:
      properties:
        tax_code:
          description: Tax code as mentioned in ERP system
          type: string
          example: VAT12
        tax_rate:
          example: 12
          description: Tax item rate in ERP system.
          type: number
        tax_id:
          description: Tax Id from ERP system
          type: string
          example: vat_1xsd2sd
        appzen_tax_code:
          description: Appzen mapped tax item code
          type: string
          example: VAT
        appzen_tax_rate:
          description: Appzen mapped Vat item rate
          type: number
          example: 12
        appzen_vat_breakdown:
          type: array
          items:
            allOf:
            - $ref: '#/components/schemas/appzen-vat-breakdown-item'
            - description: The appzen break down of vat amount
        country:
          type: string
          example: Germany
        country_code_iso3:
          type: string
          description: ISO3 standard country code
          example: DEU
        is_active:
          description: Is Tax item active in ERP system.
          default: true
          type: boolean
        tax_category:
          type: string
          example: WHT_CATEGORY
          description: The category of record. Possible values - WHT_CATEGORY, VAT_CATEGORY
        entity_id:
          type: string
          description: 'Entity id for which this tax is applicable '
          example: E124
        tax_type:
          type: string
          description: Tax type for withholding tax. Require for WHT category
          example: WHT
        jurisdiction_code:
          type: string
          description: Standard tax jurisdiction code
          example: IN
    http-400-error-response:
      type: object
      properties:
        timestamp:
          type: string
          example: 2019-01-17T16:12:45.977+0000
        status:
          type: string
          example: 400
        error:
          type: string
          example: Bad Request
        message:
          type: string
          example: 'Error code : 17e3338d - Invalid request, please fix and resend'
    uuid-updated:
      type: object
      properties:
        uuid:
          type: string
          example: 5fc03087-d265-11e7-b8c6-83e29cd24f4c
        status:
          type: string
          example: UPDATED
    appzen-vat-breakdown-item:
      type: object
      properties:
        code:
          description: A customer vat code maps to one of these predefined list of vat codes mantained by Appzen.
          type: string
          example: VAT
        rate:
          type: number
          description: rate as percentage
          example: 12
          exclusiveMinimum: 0
    http-404-error-response:
      type: object
      properties:
        timestamp:
          type: string
          example: 2019-01-17T16:12:45.977+0000
        status:
          type: string
          example: 404
        error:
          type: string
          example: Not Found
        message:
          type: string
          example: 'Error code : 17e3338d - The resource you specified cannot be not found'
  parameters:
    tax-json-schema:
      in: body
      required: true
      name: tax-json-schema
      schema:
        $ref: '#/components/schemas/tax-json-schema'
    tax-id:
      in: path
      description: customer tax id
      required: true
      name: tax-id
      schema:
        type: string
    uuid:
      in: path
      description: Globally unique identifier for an uploaded document
      required: true
      name: uuid
      schema:
        type: string
  securitySchemes:
    API_Key_Header:
      type: apiKey
      in: header
      name: x-api-key
    Customer_Id_Header:
      type: apiKey
      in: header
      name: customer-id
    Customer_Key_Header:
      type: apiKey
      in: header
      name: customer-key