Use your personal tax account to check your records and manage your details with HM Revenue and Customs (HMRC).
You can use your personal tax account to:
- find your National Insurance number
- check your Income Tax estimate and tax code
- claim a tax refund
- check or update your Marriage Allowance
- tell HMRC about a change of address
- fill in, send and view a personal tax return
- check and manage your tax credits
- check your State Pension
- track tax forms that you’ve submitted online
- check or update benefits you get from work, for example company car details and medical insurance
PAYadvice.UK 26/4/2020