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Check how to claim a National Insurance refund

1. Which class of National Insurance do you want a refund for?

Class 1 – you pay this if you're an employee

Class 2 – a fixed weekly rate you pay if you're self-employed

Class 3 - you pay this voluntarily to fill or avoid gaps in your National Insurance record

Class 4 - you may pay this if you’re self-employed, depending on your profits

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