We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
Information on how to find your National Insurance number and how to get a letter with your National Insurance number on.
Use form CA5403 to request a copy of your National Insurance number by post.
Apply for your first National Insurance number - you must have the right to live and work in the UK.
You can apply for a National Insurance number if you: live in the UK have…
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.
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.
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.
How to download and access the HMRC app on a mobile device to get information about your tax, National Insurance and benefits.
Screening equality impact assessment for HMRC's 'Find my National Insurance Number (NINO)' service .
How to get a national insurance number if you are working or are claiming benefits.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab and requires JavaScript).