Transaction Engine: Document Submission Protocol
- HM Revenue & Customs
- Part of:
- Transaction Engine: Support for software developers and Software development for HMRC
- 3 April 2017
Guidance for software developers on the Document Submission Protocol.
PDF, 685KB, 50 pages
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From April 2017 use this document for test, from August 2017 use this document for live submissions.
Published: 3 April 2017