Partner Filing API request examples

Latest version
Version 1.2.0 Beta
Last updated
10 November 2026
API type
REST
Sandbox base URL
Provided with sandbox access
Production base URL
https://www.simplecompanytax.co.uk/api/v1
Developer documentation

Complete fictional requests for the published filing scenarios and exercised field choices. Open an example to read its full request.

Download all complete request examples.

Filing scenarios

Filing choices

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