Dealing with HMRC – collection

Real Time Information Online: support for software developers

Technical specifications for software developers working with the Real Time Information Online service.

If you have questions concerning the specifications email sdsteam@hmrc.gsi.gov.uk.

Supporting documents

  1. Real Time Information: generating the cross reference (RTI hash)

    • 1 January 2014
    • Guidance
  2. PAYE guidance on Appendix 5: net of foreign tax relief

    • 19 March 2015
    • Guidance
  3. Payroll errors and corrections: 1.0

    • 1 January 2014
    • Guidance
  4. Payroll alignment: 2.0

    • 1 January 2014
    • Guidance