Collection

National Insurance: detailed information

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.

• From: HM Revenue & Customs, Department for Work and Pensions and HM Treasury
• Published: 8 February 2024

Get emails about this topic

Get started

• National Insurance: introduction

Check your record online

• Check your National Insurance record

National Insurance numbers

• Find your National Insurance number
• Apply for a National Insurance number
• Get a National Insurance number for a looked after child
  • 2 January 2025
  • Guidance

Rates

• National Insurance rates and categories
• Self-employed National Insurance rates
• Reduced rate National Insurance for married women

Paying and refunds

• Pay voluntary Class 3 National Insurance
• Pay voluntary Class 2 National Insurance contributions if you do not pay through Self Assessment
• Check how to claim a National Insurance refund
• National Insurance credits
• National Insurance if you work abroad

Voluntary contributions

• Voluntary National Insurance

Pensions

• National Insurance and tax after State Pension age
• Additional State Pension

Published 8 February 2024