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Individual Calculations (MTD)

Overview

The individual calculations API allows a self-assessment taxpayer via software to:

  • trigger a self-assessment tax calculation
  • list all their self-assessment tax calculations for a tax year
  • retrieve their self-assessment tax calculation result using multiple endpoints

The sandbox endpoint is https://test-api.service.hmrc.gov.uk.

Documentation

Individual Calculations (MTD) documentation

Endpoint

https://api.service.hmrc.gov.uk

Contact

SDSTeam@hmrc.gov.uk