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OpenAPI Specification

openapi: 3.2.0
info:
  title: Tax Quote API
  description: API to interact with Reach's Tax Quote
  version: 1.0.0
servers:
- url: https://api.sandbox.withreach.com
- url: https://api.withreach.com
tags:
- name: Quote
paths:
  /v1/tax/quote:
    post:
      tags:
      - Quote
      summary: Create a new tax quote
      description: The Reach Tax Quote API allows you to request a tax quote based on customers' items and state/country to retrieve a calculated Tax amount due for such an order. See the Reach Tax Quote API for details.
      operationId: createQuote
      security:
      - basicAuth: []
      requestBody:
        description: Provide the required body parameters when creating a new tax quote.
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Quote'
            examples:
              FirstExample:
                summary: Minimum tax quote request
                value:
                  curl:
                    location: https://api.sandbox.withreach.com/v1/tax/quote
                    headers:
                      Content-Type: application/json
                      Authorization: Basic cGF5c3RhY2s6WUlFO1BqOC1td0xjWHduVU4=
                    data:
                      Reference: c43149ae-764a-4147-8bf2-cf574f5d5deb
                      Currency: CAD
                      Items:
                      - Amount: 45.9
                        Sku: SKU-1
                      ShippingAddress:
                        Street: 86170 Mayer Ford
                        City: Micahfort
                        Region: AB
                        Country: CA
                        Postcode: t2t1g6
              SecondExample:
                summary: Full tax quote request
                value:
                  curl:
                    location: https://api.sandbox.withreach.com/v1/tax/quote
                    headers:
                      Content-Type: application/json
                      Authorization: Basic cGF5c3RhY2s6WUlFO1BqOC1td0xjWHduVU4=
                    data:
                      Reference: 9363c37a-2eb3-4040-92b1-6414e3869b78
                      Currency: CAD
                      BusinessIdentifier:
                        Type: GST
                        Number: '12345678'
                      Items:
                      - Amount: 105.1
                        Sku: SKU-1
                        Name: Item 1
                        Description: Description of Item 1
                        Discounted: false
                        TaxIncluded: false
                      ShippingFromAddress:
                        Street: 344 Maria Crest
                        City: South Crishaven
                        Region: NL
                        Country: CA
                        Postcode: A1B 1J1
                      ShippingAddress:
                        Street: 86170 Mayer Ford
                        City: Micahfort
                        Region: NS
                        Country: CA
                        Postcode: E4L 0R6
                      Meta:
                        Field1: Meta Data
                        Field2: '1234567890'
              ThirdExample:
                summary: Full tax quote request with tax included
                value:
                  curl:
                    location: https://api.sandbox.withreach.com/v1/tax/quote
                    headers:
                      Content-Type: application/json
                      Authorization: Basic cGF5c3RhY2s6WUlFO1BqOC1td0xjWHduVU4=
                    data:
                      Reference: 7ffc09fc-c1d9-46d3-bebf-b72a9170f406
                      Currency: CAD
                      BusinessIdentifier:
                        Type: GST
                        Number: '12345678'
                      Items:
                      - Amount: 45.9
                        Sku: Test
                        Name: Test
                        Description: Test
                        Discounted: false
                        TaxIncluded: true
                      ShippingFromAddress:
                        Street: 344 Maria Crest
                        City: South Crishaven
                        Region: NL
                        Country: CA
                        Postcode: A1B 1J1
                      ShippingAddress:
                        Street: 86170 Mayer Ford
                        City: Micahfort
                        Region: NS
                        Country: CA
                        Postcode: E4L 0R6
                      Meta:
                        Field1: test
                        Field2: test
              FourthExample:
                summary: Full tax quote request with discount
                value:
                  curl:
                    location: https://api.sandbox.withreach.com/v1/tax/quote
                    header:
                      Content-Type: application/json
                      Authorization: Basic cGF5c3RhY2s6WUlFO1BqOC1td0xjWHduVU4=
                    data:
                      Reference: 6acb36f2-547e-4dfd-b566-b3a3e20d4c01
                      Currency: CAD
                      BusinessIdentifier:
                        Type: GST
                        Number: '12345678'
                      Items:
                      - Amount: 45.9
                        Sku: Test
                        Name: Test
                        Description: Test
                        Discounted: true
                        TaxIncluded: false
                      ShippingFromAddress:
                        Street: 344 Maria Crest
                        City: South Crishaven
                        Region: NL
                        Country: CA
                        Postcode: A1B 1J1
                      ShippingAddress:
                        Street: 86170 Mayer Ford
                        City: Micahfort
                        Region: NS
                        Country: CA
                        Postcode: E4L 0R6
                      Meta:
                        Field1: test
                        Field2: test
                      Discounts:
                      - Name: Discount 1
                        Amount: 10
        required: true
      responses:
        '201':
          description: Operation Successful
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Quote'
        '400':
          description: Bad Request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
components:
  schemas:
    Address:
      description: Standard address.
      type: object
      properties:
        Street:
          description: Customer's street address.
          type: string
          minLength: 1
        City:
          description: Customer's city.
          type: string
          minLength: 1
        Region:
          description: Customer's state or province. The region code is the region-only portion of an ISO-3166-2 region (e.g., MX-GUA would be sent as "GUA").
          type: string
          minLength: 2
          maxLength: 3
        Country:
          description: Customer's country (uppercase ISO 3166 alpha-2 country code).
          type: string
          minLength: 2
          maxLength: 2
        Postcode:
          description: Customer's zip/postal code.
          type: string
          minLength: 1
      required:
      - Street
      - City
      - Country
    Tax:
      description: Representation of the Tax calculated.
      type: object
      readOnly: true
      properties:
        Name:
          description: Name of the tax.
          type: string
          minLength: 1
          readOnly: true
        Type:
          description: Type of tax.
          type: string
          readOnly: true
        TaxAmount:
          description: Amount of tax calculated of this tax type.
          type: number
          format: float
          readOnly: true
    FieldErrors:
      type: object
      properties:
        Field:
          description: Field associated with the error.
          type: string
        Code:
          description: Identifying code of a presented field error.
          type: string
        Message:
          description: Details of a presented field error.
          type: string
      required:
      - Field
      - Code
      - Message
    Item:
      description: A line item, representing one or more digital or physical goods that a user is paying for.
      type: object
      properties:
        Id:
          description: Line item identifier.
          type: string
          minLength: 1
          readOnly: true
        Sku:
          description: Field to identify a line item within the tax system.
          type: string
          minLength: 1
        Description:
          description: Description of a line item.
          type: string
          minLength: 1
        TaxCode:
          description: Tax code for the line item.
          type: string
          minLength: 1
          readOnly: true
        TaxIncluded:
          description: Indicates if a line item has tax included.
          type: boolean
        Amount:
          description: Amount of item to be paid. Currency is defined by the parent object.
          type: number
          format: float
        TaxAmount:
          description: Amount of tax calculated for this item.
          type: number
          format: float
          readOnly: true
        Tax:
          description: List of taxes applied for the item.
          type: array
          minItems: 1
          readOnly: true
          items:
            $ref: '#/components/schemas/Tax'
      required:
      - Amount
      - Sku
    Error:
      type: object
      properties:
        Code:
          description: Identifying code of a presented error.
          type: string
        Message:
          description: Details of a presented error.
          type: string
        FieldErrors:
          description: A list of optional field errors.
          type: array
          items:
            $ref: '#/components/schemas/FieldErrors'
      required:
      - Code
      - Message
    Quote:
      type: object
      properties:
        Id:
          description: A unique string generated by Reach to identify the specific tax quote instance.
          type: string
          format: uuid
          pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$
          minLength: 36
          maxLength: 36
          readOnly: true
        Currency:
          description: Three-character ISO-4217 currency code.
          type: string
          minLength: 3
          maxLength: 3
        Reference:
          description: Unique reference provided by supplier.
          type: string
          minLength: 1
        Items:
          description: List of items.
          type: array
          minItems: 1
          items:
            $ref: '#/components/schemas/Item'
        ShippingAddress:
          $ref: '#/components/schemas/Address'
        WarehouseAddress:
          $ref: '#/components/schemas/WarehouseAddress'
        BusinessIdentificationNumber:
          description: Business Identification Number for tax exemption.
          type: string
          minLength: 1
        Amount:
          description: Amount to be paid. Currency is defined by the parent object.
          type: number
          format: float
          readOnly: true
        TaxAmount:
          description: Amount of tax calculated.
          type: number
          format: float
          readOnly: true
      required:
      - Reference
      - Currency
      - Items
      - ShippingAddress
    WarehouseAddress:
      description: Required for physical goods. Standard address.
      type: object
      properties:
        Street:
          description: Warehouse's street address.
          type: string
          minLength: 1
        City:
          description: Warehouse's city.
          type: string
          minLength: 1
        Region:
          description: Warehouse's state or province. The region code is the region-only portion of an ISO-3166-2 region (e.g., MX-GUA would be sent as "GUA").
          type: string
          minLength: 2
          maxLength: 3
        Country:
          description: Warehouse's country (uppercase ISO 3166 alpha-2 country code).
          type: string
          minLength: 2
          maxLength: 2
        Postcode:
          description: Warehouse's zip/postal code.
          type: string
          minLength: 1
      required:
      - Street
      - City
      - Country
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
x-provenance:
  method: searched
  source: https://docs.withreach.com/reference
  harvested: '2026-10-28'
  tool: harvest-readme-openapi.py
  note: Assembled verbatim from the OpenAPI definition ReadMe embeds in each operation page of the provider's developer portal; paths and components merged by API title, nothing authored.
  assembled_from:
  - https://docs.withreach.com/reference/createquote.md
  merge:
    pages: 1
    deduped: 0
    conflicts_kept_first: 0