The suffix letter is either A, B, C, or D. Until 1975, the suffixes A, B, C and D at the end of the NI number signified the period of validity of the National Insurance cards originally used to collect National Insurance contributions (NICs).
How is NI number made up?
A National Insurance number (NI number) has three parts – a prefix of two letters, six numbers, and a suffix of a single letter. For example, AB123456C. Your NI number has no personal information about you; it is a randomly allocated reference number.
Can I find my NI number online?
Find it online You can check your number using your online Personal tax account or on the HMRC App. When you go online you’ll be asked some questions to start with, to confirm who you are.
How can I get my National Insurance number fast?
You can find your National Insurance number on your payslip, P60, or letters about tax, pensions and benefits. You can also find it through your personal tax account and download a confirmation letter. If you still cannot find it, you can either: fill in form CA5403 and send it to the address on the form.
Is the National Insurance number the same as a tax reference?
The remainder of the tax reference indicates the employer. Employees can also provide their National Insurance number if they need to contact any tax office in the UK. Is a tax reference number the same as a Unique Taxpayer Reference (UTR)?
What is the Federal Tax ID for a business?
Federal Tax ID for a Business. A federal tax ID lookup is a method of searching for a business’s information using their tax identification number (FTIN), or employer identification number (EIN).
What do the first three digits of a tax reference number mean?
The initial three digits of the tax reference number indicate the tax office dealing with that particular employer. The remainder of the tax reference indicates the employer. Employees can also provide their National Insurance number if they need to contact any tax office in the UK.
Can a pension have a tax reference number?
It is possible to have notifications from HMRC which each have a different tax reference number on them. For instance, you may have two employments and an occupational pension. Each employer and the occupational pension will have been allocated a tax reference number which is unique to them.
