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View and download the donation tax credit software developer kit (SDK). This contains:

  • sample request and response messages for each service operation
  • the schema (XSD) and supporting WSDL for the return service
  • the return service build pack for income tax (also covers donation tax credit and includes data definitions and response status codes)
  • test scenarios
  • test data.

Donation tax credit software developer kit (SDK) on GitHub


Use the Getting started guide to find out how to access our sandbox (mock services) and test environments.

Getting started guide

Supporting services

Identity and access service