National Insurance numbers

Please note: National Insurance guidance from HM Revenue & Customs can be found on the GOV.UK website. We provide links to the key information below.

Find a lost National Insurance number
What to do if you lose your National Insurance number, information about where to find it, and who to contact

Apply for a National Insurance number
Apply for your first National Insurance number - you must have the right to live and work in the UK

Get a National Insurance number for a looked after child
How to get a National Insurance number for a child who is in the care of a local authority

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Also on this site

Introduction to National Insurance

National Insurance rates and classes

Paying Income Tax and National Insurance

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