Search all content on GOV.UK

Information on how to find your National Insurance number and how to get a letter with your National Insurance number on.

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.

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

• Who can apply for a National Insurance number

  You can apply for a National Insurance number if you: live in the UK have…

• How to apply

  To get a National Insurance number you need to apply online. You’ll need…

National Insurance - your National Insurance number, how much you pay, National Insurance rates and classes, check your contributions record.

Class 1 National Insurance (NI) contribution rates for the current tax year, what NI category letters mean.

Guidance for National Insurance. Including how to apply for a National Insurance number and check your record. As well as rates, paying, refunds, voluntary contributions and pensions.

• Updated: 8 February 2024

The English national curriculum means children in different schools (at primary and secondary level) study the same subjects to similar standards - it's split into key stages with tests

Use form CA5403 to request a copy of your National Insurance number by post.

• Updated: 8 May 2024

Information on the National Underground Asset Register (NUAR).

• Updated: 28 November 2024

National Insurance contributions you can choose to pay when you have a gap in your National Insurance record.