HMRC UK Tax Authority

HMRC Corporation Tax API

The HMRC Corporation Tax APIs enable accounting software to submit corporation tax returns, retrieve liabilities, manage payments, and access tax calculation data for UK businesses.

GitHub

Documentation

📖
Documentation
https://developer.service.hmrc.gov.uk/api-documentation/docs/api
📖
Authentication
https://developer.service.hmrc.gov.uk/api-documentation/docs/authorisation

API entry from apis.yml

apis.yml Raw ↑ 
aid: hmrc:hmrc-corporation-tax-api
name: HMRC Corporation Tax API
description: The HMRC Corporation Tax APIs enable accounting software to submit corporation tax returns,
  retrieve liabilities, manage payments, and access tax calculation data for UK businesses.
humanURL: https://developer.service.hmrc.gov.uk/api-documentation/docs/api
baseURL: https://api.service.hmrc.gov.uk
image: https://raw.githubusercontent.com/api-evangelist/hmrc/refs/heads/main/image.png
tags:
- Business
- Corporation Tax
- Government
- REST
- Tax
- UK
properties:
- type: Documentation
  url: https://developer.service.hmrc.gov.uk/api-documentation/docs/api
- type: Authentication
  url: https://developer.service.hmrc.gov.uk/api-documentation/docs/authorisation