Guidance and regulation

Use the approved draft versions of forms P11D to help you create payroll software if you're a software developer.

• From: HM Revenue & Customs
• Updated: 8 April 2024

Find draft forms that help software developers design payroll software.

• From: HM Revenue & Customs
• Updated: 6 April 2024

Check the availability and any issues affecting Child Benefit.

• From: HM Revenue & Customs
• Updated: 24 April 2024

Real Time Information (RTI) Rules and Interface Management (RIM) artefacts and supporting technical specifications for software developers.

• From: HM Revenue & Customs
• Updated: 8 March 2023

Find HMRC payroll test data for software developers.

• From: HM Revenue & Customs
• Updated: 8 March 2024

Find out about the Excise Movement Control System (EMCS) specifications for software developers.

• From: HM Revenue & Customs
• Updated: 20 February 2024

Data Provisioning Service technical specifications for software developers, including tax code, student loan and generic notifications.

• From: HM Revenue & Customs
• Updated: 22 September 2022

Find a list of simple record keeping applications, including cash basis and simplified expenses specifications.

• From: HM Revenue & Customs
• Updated: 7 November 2022

Find the schema and supporting documents for software developers who use Automatic Exchange of Information (AEOI).

• From: HM Revenue & Customs
• Updated: 24 May 2018

A guide for software developers to installing and running the Local Test Service (LTS) on Windows.

• From: HM Revenue & Customs
• Updated: 6 February 2024

Check the availability and any issues affecting the Employer PAYE service.

• From: HM Revenue & Customs
• Updated: 21 February 2024

Read Income Tax guidance for software developers working with payroll software.

• From: HM Revenue & Customs
• Updated: 9 January 2024

CT600 V3 (2024) and V2 (2009) RIM artefacts for Corporation Tax software developers.

• From: HM Revenue & Customs
• Updated: 6 April 2024

National Insurance guidance for software developers working with payroll software.

• From: HM Revenue & Customs
• Updated: 11 March 2024

Check the availability and any issues affecting the Construction Industry Scheme (CIS) online service.

• From: HM Revenue & Customs
• Updated: 23 February 2024

Information for developing and testing of software for HMRC forms, returns and messages.

• From: HM Revenue & Customs
• Updated: 27 November 2013

If you're a software developer, use the HMRC Developer Hub to learn about and integrate your applications with our RESTful APIs.

• From: HM Revenue & Customs
• Updated: 3 May 2018

Check the availability and any issues affecting the registered dealers in controlled oil (RDCO) electronic returns online service.

• From: HM Revenue & Customs
• Updated: 20 June 2022

Student loans collections specification for payroll software developers.

• From: HM Revenue & Customs
• Updated: 5 February 2024

Check the availability and any issues affecting the Notification of Vehicle Arrivals (NOVA) online service.

• From: HM Revenue & Customs
• Updated: 19 December 2023