National Insurance
Services
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Information on how to find your National Insurance number and how to get a letter with your National Insurance number on.
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Find out if you've paid enough National Insurance to qualify for the full State Pension - check gaps, contributions and credits, get a National Insurance statement, call the helpline.
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Apply for your first National Insurance number - you must have the right to live and work in the UK.
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How to tell HMRC if there's a change to your personal details - address, name, income, marital status, gender
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Class 1 National Insurance (NI) contribution rates for the current tax year, what NI category letters mean.