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Archive Website of the UK government
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Money, tax and benefits
Voluntary National Insurance contributions and topping up
Voluntary National Insurance contributions - the basics
What voluntary National Insurance contributions are, when you might pay them and what they cost
Voluntary National Insurance contributions if you live abroad
Keeping UK National Insurance up to date - who can make voluntary contributions, benefits, which class to pay, how to pay
'Gap in your National Insurance record' letter
Why you might get a 'Gap in your National Insurance record letter' and what to do about it, including what to do if there's a mistake
Do you need to top up your National Insurance contributions?
If there are gaps in your National Insurance record find out if it's worth making up the shortfall
When and how to top up your National Insurance contributions
When and how to pay voluntary contributions to top up your National Insurance contributions record, how much to pay
Additional links
Tax evasion
People who don't pay their fair share of tax are being unfair on the rest of us
Proposals to increase State Pension age
When considering whether to pay voluntary National Insurance contributions, you should take the government's proposals into account
