Check how to claim a National Insurance refund

Use this tool to check how to claim a refund on your National Insurance contributions from HM Revenue and Customs (HMRC).

This page is also available in Welsh (Cymraeg).

If you’ve already claimed a refund, check when you can expect a reply.

Find out how to claim

There are different classes of National Insurance. You’ll be asked what class your refund is for.

Start now