Rates and classes
Services
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Class 1 National Insurance (NI) contribution rates for the current tax year, what NI category letters mean.
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National Insurance contributions if you're self-employed - rates and exceptions.
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How to stop or start paying the reduced rate of National Insurance (NI) as a married woman or widow, how it affects your benefits.
Guidance and regulation
News and communications
Press release
Tax cut for employers of veterans brought in
