Workday Payroll Tax Filing API

openapi: 3.1.0
info:
  title: Workday Payroll Input Deductions Tax Filing API
  description: API for submitting and managing payroll input data within the Workday platform, including one-time payments, payroll adjustments, supplemental earnings, and batch input submissions.
  version: v1
  contact:
    name: Workday Support
    url: https://www.workday.com/en-us/company/customer-support.html
    email: support@workday.com
  termsOfService: https://www.workday.com/en-us/legal.html
servers:
- url: https://api.workday.com/payroll-input/v1
  description: Workday Payroll Input Production
- url: https://{tenant}.workday.com/api/payroll-input/v1
  description: Workday Payroll Input Tenant-Specific
  variables:
    tenant:
      description: Workday tenant identifier
      default: your-tenant
security:
- bearerAuth: []
tags:
- name: Tax Filing
  description: Access tax filing data and compliance reports
paths:
  /taxFilings:
    get:
      operationId: listTaxFilings
      summary: Workday Payroll List Tax Filings
      description: Retrieve tax filing records for compliance reporting, including quarterly and annual filing data.
      tags:
      - Tax Filing
      parameters:
      - $ref: '#/components/parameters/limit'
      - $ref: '#/components/parameters/offset'
      - name: taxYear
        in: query
        description: Filter by tax year
        schema:
          type: integer
        example: 2026
      - name: filingType
        in: query
        description: Filter by filing type
        schema:
          type: string
          enum:
          - Quarterly
          - Annual
          - Amendment
        example: Quarterly
      - name: jurisdiction
        in: query
        description: Filter by jurisdiction identifier
        schema:
          type: string
        example: US-Federal
      responses:
        '200':
          description: Collection of tax filings
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TaxFilingCollection'
              examples:
                ListTaxFilings200Example:
                  summary: Default listTaxFilings 200 response
                  x-microcks-default: true
                  value:
                    data:
                    - id: tfl_2026q1_941
                      filingType: Quarterly
                      jurisdiction:
                        id: tjur_us_federal
                        descriptor: Weekly USD Pay Group
                      taxYear: 2026
                      quarter: 1
                      formNumber: '941'
                      totalTaxableWages: 235000.0
                      totalTaxWithheld: 28500.0
                      totalEmployerTax: 14583.7
                      dueDate: '2026-04-30'
                      filedDate: '2026-04-30'
                      status: Draft
                      currency: USD
                    total: 52
        '401':
          $ref: '#/components/responses/Unauthorized'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
  /taxFilings/{filingId}:
    get:
      operationId: getTaxFiling
      summary: Workday Payroll Get a Tax Filing
      description: Retrieve details of a specific tax filing record.
      tags:
      - Tax Filing
      parameters:
      - $ref: '#/components/parameters/filingId'
      responses:
        '200':
          description: Tax filing details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TaxFiling'
              examples:
                GetTaxFiling200Example:
                  summary: Default getTaxFiling 200 response
                  x-microcks-default: true
                  value:
                    id: tfl_2026q1_941
                    filingType: Quarterly
                    jurisdiction:
                      id: tjur_us_federal
                      descriptor: Weekly USD Pay Group
                    taxYear: 2026
                    quarter: 1
                    formNumber: '941'
                    totalTaxableWages: 235000.0
                    totalTaxWithheld: 28500.0
                    totalEmployerTax: 14583.7
                    dueDate: '2026-04-30'
                    filedDate: '2026-04-30'
                    status: Draft
                    currency: USD
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
components:
  responses:
    Unauthorized:
      description: Authentication required or token expired
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          examples:
            UnauthorizedExample:
              summary: Default Unauthorized response
              x-microcks-default: true
              value:
                error: INVALID_REQUEST
                message: Validation failed for the provided fields.
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          examples:
            NotFoundExample:
              summary: Default NotFound response
              x-microcks-default: true
              value:
                error: INVALID_REQUEST
                message: Validation failed for the provided fields.
  schemas:
    TaxJurisdictionRef:
      type: object
      properties:
        id:
          type: string
          description: Jurisdiction identifier
          example: tjur_us_federal
        descriptor:
          type: string
          description: Jurisdiction display name
          example: Weekly USD Pay Group
    TaxFiling:
      type: object
      properties:
        id:
          type: string
          description: Unique identifier for the tax filing
          example: tfl_2026q1_941
        filingType:
          type: string
          enum:
          - Quarterly
          - Annual
          - Amendment
          description: Type of filing
          example: Quarterly
        jurisdiction:
          $ref: '#/components/schemas/TaxJurisdictionRef'
        taxYear:
          type: integer
          description: Tax year
          example: 2026
        quarter:
          type: integer
          minimum: 1
          maximum: 4
          description: Quarter (for quarterly filings)
          example: 1
        formNumber:
          type: string
          description: Tax form number (e.g., 941, 940, W-2)
          example: '941'
        totalTaxableWages:
          type: number
          format: double
          description: Total taxable wages for the filing period
          example: 235000.0
        totalTaxWithheld:
          type: number
          format: double
          description: Total tax withheld for the filing period
          example: 28500.0
        totalEmployerTax:
          type: number
          format: double
          description: Total employer tax liability
          example: 14583.7
        dueDate:
          type: string
          format: date
          description: Filing due date
          example: '2026-04-30'
        filedDate:
          type: string
          format: date
          description: Date the filing was submitted
          example: '2026-04-30'
        status:
          type: string
          enum:
          - Draft
          - Pending
          - Filed
          - Accepted
          - Rejected
          description: Filing status
          example: Draft
        currency:
          type: string
          description: ISO 4217 currency code
          example: USD
    Error:
      type: object
      properties:
        error:
          type: string
          description: Error code
          example: INVALID_REQUEST
        message:
          type: string
          description: Human-readable error message
          example: Validation failed for the provided fields.
    TaxFilingCollection:
      type: object
      properties:
        data:
          type: array
          items:
            $ref: '#/components/schemas/TaxFiling'
        total:
          type: integer
          description: Total number of tax filings
          example: 52
  parameters:
    limit:
      name: limit
      in: query
      description: Maximum number of results to return
      schema:
        type: integer
        minimum: 1
        maximum: 100
        default: 20
      example: 20
    filingId:
      name: filingId
      in: path
      required: true
      description: Unique identifier for the tax filing
      schema:
        type: string
      example: tfl_2026q1_941
    offset:
      name: offset
      in: query
      description: Number of results to skip for pagination
      schema:
        type: integer
        minimum: 0
        default: 0
      example: 0
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: OAuth 2.0 bearer token obtained through Workday authentication.
externalDocs:
  description: Workday Payroll Input API Documentation
  url: https://community.workday.com/sites/default/files/file-hosting/productionapi/index.html