Tagged “RTI”

3 articles, newest first.

• The payrolling benefits spec is out. How my predictions did

  24 September 2026 ·5 min read

  In August I predicted what HMRC's 2027/28 payrolling spec would look like. It landed on 16 September 2026. Ten predictions scored, plus the one thing I said that was wrong.

  benefits in kindpayrollingRTIFPS

• The BACS hash: HMRC's payment check that sounded good and caught nobody

  23 August 2026 ·13 min read

  For eleven years payroll software had to send HMRC a SHA-256 hash of every Bacs payment so they could check the money matched. It couldn't tell who was paid, and one email retired it mid-year.

  RTIFPSBACSSHA-256

• Payrolling benefits from April 2027: predicting the spec HMRC hasn't published yet

  14 August 2026 ·13 min read

  HMRC's 2027/28 payrolling-of-benefits spec isn't out until autumn 2026, but its shape is predictable. What the FPS will carry, how Class 1A goes real-time, and where software will hurt.

  benefits in kindpayrollingRTIFPS