National Insurance Number (often called NIN or NINO) is similar to your Tax File Number in Australia, IRD in New Zealand or SIN number in Canada.
In the UK the NI number is also used as a form of identification by many departments including the free NHS healthcare system.
Everyone who works in the UK requires a National Insurance (NI) Number.
You can start work before your National Insurance number arrives if you can prove you can work in the UK. You should tell your employer that you’ve applied for one, and give it to them when you have it.
To apply for a National Insurance number, you’ll need to apply by phone.
If you’re moving to the UK
You may have a National Insurance (NI) number printed on the back of your biometric residence permit (BRP). You don’t need to apply for a National Insurance number if you already have one, or one is printed on your BRP.
You may have a National Insurance (NI) number printed on the back of your BRP. Not all BRPs have this – it depends on factors like the date it was issued and your visa status.
If you don’t have a National Insurance number, you must apply. You can only apply for a National Insurance number once you are in the UK. You must have the right to work or study in the UK to get a National Insurance number.
When you phone, you will need to give the operator the following:
• Your full name
• Date of Birth
• Date you arrived in the UK
• Full UK address including postcode
• UK contact number
National Insurance number interview
As part of the NIN application, you’ll be required to attend an Evidence of Identity (EOI) interview at your closest job centre.
Date, time and location details for this interview will be given over the phone when you’re applying for your National Insurance number, you’ll also be sent a letter in the post from Job Centre Plus, confirming your appointment details, within 3-5 days of the call. You’ll be given a reference number which you’ll need to take to your appointment.
At the interview you’ll be asked about your circumstances and why you need a National Insurance number.
Your appointment letter will also tell you which documents to bring to prove your identity.
If you’re travelling on an Australian or New Zealand Passport this will be:
• Proof of address (signed tenancy agreement)
• Proof of employment (signed employment contract), if you’ve already started work.
• Valid NZ or AUS passport
• Residence permit (BRP card)
• Along with any documents you’ve received from the home office
If your travelling on a British or EU passport this will be:
• Proof of address (signed tenancy agreement)
• Proof of employment (signed employment contract), if you’ve started work
• Your valid passport/s or national identity card/s
You’ll be told at the interview how long it’ll take to receive your National Insurance number, this is usually 3-5 weeks dependent on processing times.