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PAYE, Class 1 and Class 1A NIC - previous year reference checker

When making a PAYE, Class 1 or Class 1A National Insurance contributions (NICs) payment for a previous year you’ll need to provide an adapted form of your PAYE Accounts Office reference number. This checker will give you the correct adapted reference number to use for a given year. Simply follow the steps below.


Step 1 - Enter your Accounts Office reference number

You can find the Accounts Office reference on the front of your payslip booklet or letter sent in place of the booklet, for example: 123 PA 00045678.


Step 2 - Select year to which payment should be allocated


Step 3 - Confirm your Accounts Office reference number

Press the 'Check Reference' button to confirm your Accounts Office reference. If you need to start again, press on the 'Clear' button.


Result

Important: Please use the Accounts Office reference in exactly the same format as shown, without any spaces. If you do not, your payment will take longer to update your account.