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