How To Your Nin Number

How to Get Your National Insurance Number (NIN)

Are you new to the United Kingdom or have you never worked here before? If yes, you may have heard of the National Insurance Number (NIN). But what is it, and why is it important? Well, a NIN is a unique personal identification number that is essential for anyone who wants to work, study, or get benefits in the UK. In this article, we will guide you on how to get your NIN and answer some of the common questions people have.

What is a NIN?

A NIN is a personal identification number that is unique to you. It is used by the UK government to manage your taxes, national insurance contributions, and any benefits or credits you may be entitled to. A NIN is made up of two letters, six numbers, and a final letter. It looks like this: AB123456C.

Why do you need a NIN?

If you want to work in the UK, you must have a NIN. Employers use it to deduct national insurance contributions and income tax from your pay. Without a NIN, you may not be eligible for certain tax credits or benefits, such as Jobseeker's Allowance, Employment and Support Allowance, and Universal Credit. Additionally, having a NIN is necessary to open a bank account, pay taxes, or claim a refund.

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Who needs a NIN?

Everyone who works in the UK or plans to do so will need a NIN. This includes UK nationals, foreign nationals, and students. Even if you do not plan to work, you may still need a NIN if you are claiming benefits or planning to pay voluntary national insurance contributions.

How to apply for a NIN?

To apply for a NIN, you need to call the National Insurance number application line on 0800 141 2075 (Monday to Friday, 8 am to 6 pm). You will be asked some personal details, such as your name, date of birth, and address, so make sure you have them ready. You may also need to provide your passport or national identity card to prove your identity.

Once you have completed the application, you will receive a letter from the Department for Work and Pensions (DWP) within three weeks, inviting you to attend an interview to confirm your identity. The interview may take place over the phone or in person, depending on your location and circumstances. During the interview, you may be asked about your employment status, education, and other personal details. It is essential to provide accurate and truthful information.

After the interview, you will receive your NIN in the post within three to six weeks. Make sure you keep it safe and do not share it with anyone who does not need to know it.

What if you cannot attend the interview?

If you cannot attend the interview, for example, due to illness, disability, or distance, you can request a home visit or a different arrangement. Contact the DWP as soon as possible to explain your situation and provide evidence if necessary. They will do their best to accommodate you.

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Can you apply for a NIN online?

Unfortunately, you cannot apply for a NIN online at the moment. You have to call the application line and attend an interview to complete the process. However, you can find more information about the application process and what to expect on the government website.

How long does it take to get a NIN?

It usually takes between three to six weeks to get your NIN after the interview. However, it may take longer if there are any delays or issues with your application. If you have not received your NIN after ten weeks, you should contact the application line to check the status.

Can you get a NIN before you arrive in the UK?

No, you cannot get a NIN before you arrive in the UK. You have to be physically present in the UK or have a confirmed job offer to apply for a NIN. However, you can start the application process before you arrive, provided you have a UK address and contact number.


Getting a NIN is an essential step if you want to work, study, or claim benefits in the UK. It may seem daunting, but the process is straightforward and requires only a phone call and an interview. Make sure you have all the necessary documents and information ready and be truthful about your circumstances. Once you have your NIN, keep it safe and use it whenever necessary.


Q1. How do I know if I need a NIN?
A. If you plan to work or claim benefits in the UK, you need a NIN.

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Q2. Can I use my NIN as a form of identification?
A. No, a NIN is not a valid form of photo identification. You may need to show your passport or driving license for that.

Q3. Can I apply for a NIN if I am under 16?
A. Yes, you can apply for a NIN if you are 15 years and nine months or older. You may need to provide evidence of your age and identity.

Q4. Can I change my NIN if I made a mistake during the application?
A. No, you cannot change your NIN. However, you can correct any errors on your national insurance record by contacting HM Revenue and Customs.

Q5. What if I lose or forget my NIN?
A. You can find your NIN on your payslip, P60, or any other letters from HM Revenue and Customs. If you still cannot find it, you can contact the application line to request a reminder.