Collection

Agent Authorisation Online support for software developers

Technical specifications for software developers working with the Agent Authorisation Online service.

• From: HM Revenue & Customs
• Published: 1 January 2013

If you have questions concerning the specifications email: SDSTeam@hmrc.gov.uk.

Construction Industry Scheme

• Agent authorisation technical specifications: Construction Industry Scheme
  • 16 June 2023
  • Guidance

Corporation Tax

• Agent authorisation technical specifications: Corporation Tax
  • 16 June 2023
  • Guidance

Generic technical specifications

• Agent authorisation generic technical specifications
  • 12 September 2023
  • Guidance

PAYE

• Agent authorisation technical specifications: PAYE
  • 16 June 2023
  • Guidance

Self Assessment

• Agent authorisation technical specifications: Self Assessment
  • 16 June 2023
  • Guidance

Published 1 January 2013