HMRC Payroll number (RTI PayId)

Follow this article to locate and confirm your HMRC Payroll number.

You will have one Payroll number for each employment. Most employees only have one employment; however, if an employee has multiple, they will have multiple Payroll numbers.

1. Log in to your HMRC Personal Tax Account (PTA)
2. Click Pay As You Earn (PAYE) > Check current Tax year > View or update employment details
3. Scroll down and look for the Payroll number e.g. 1234, M308 or 3/2026-01-28