The Revenue and Customs Department (the HMRC) no longer issue ‘temporary’ National Insurance numbers. After applying you will receive your National Insurance Number and card in the post a while later and you should ensure your employer is aware of this number. ...
You may have a 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. Working without a NI number You can start work before your NI number arrives if yo...