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PAYE, Class1 and Class 1A NICs - previous year reference checker

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PAYE, Class1 and Class 1A NICs - previous year reference checker

PAYE, Class1 and Class 1A NICs - 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.

First 3 characters of the reference Next 2 characters of the reference Final characters of the reference

Step 2 - Select year to which payment should be allocated
You can select an earlier year from the drop-down list

Step 3 - Confirm your Accounts Office reference number

Press the ‘Calculate’ button to confirm your Accounts Office reference. If you need to start again, press on the ‘Clear’ button.

Result
Year to which the payment relates

Reference number to use

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.

Payments for a previous or future month or quarter in the current tax year

To find out which reference to use if making a PAYE/Class1 NICs payment for a previous or future month or quarter that is in the current tax year, follow the link to the guide below and go to the section ‘Paying by Internet, telephone banking or BACS Direct Credit’. There is no HMRC reference checker to use for this.

How to pay PAYE/Class 1 National Insurance

The reference checker has been tested on the PC versions of Microsoft Explorer 5 and above and Netscape 4.0 and above.