This version is in beta - expect some breaking changes.
Marriage Allowance Test Support API
|Version and status|
|Available in Sandbox||Yes|
|Sandbox base URL||https://test-api.service.hmrc.gov.uk|
|Available in Production||No|
The way we show Marriage Allowance Test Support API v1.0 endpoints has changed, which might look different to other Developer Hub APIs.
The API has not changed. You do not need to make any updates to your application if you already use this API.