Outpost

Outpost Tax of Record API

REST API that automates tax registration, calculation, and filing while the merchant keeps their own checkout and PSP. Server-to-server, OAuth2 client-credentials. Covers tax calculations, tax transactions, refunds, transaction invoices, and product-catalogue import (including Brazil NFS-e).

GitHub

Documentation

📖
Documentation
https://outpostnow.com/docs/api/tax-of-record/
📖
APIReference
https://outpostnow.com/docs/api/tax-of-record/

Other Resources

🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/outpost/refs/heads/main/apis.yml

API entry from apis.yml

apis.yml Raw ↑ 
name: Outpost Tax of Record API
description: REST API that automates tax registration, calculation, and filing while the merchant keeps
  their own checkout and PSP. Server-to-server, OAuth2 client-credentials. Covers tax calculations, tax
  transactions, refunds, transaction invoices, and product-catalogue import (including Brazil NFS-e).
humanURL: https://outpostnow.com/docs/api/tax-of-record/
baseURL: https://api.outpostanywhere.com
tags:
- Tax of Record
- Tax Calculation
- Compliance
properties:
- type: Documentation
  url: https://outpostnow.com/docs/api/tax-of-record/
- type: APIReference
  url: https://outpostnow.com/docs/api/tax-of-record/