Tell HMRC about a change to your personal details

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Relationship or family changes

Tell HM Revenue and Customs (HMRC) if:

  • you get married or form a civil partnership
  • you divorce, separate or stop living with your husband, wife or partner

You can tell HMRC online if you’re paid a salary or pension through PAYE. If you submit a Self Assessment tax return as well, your details will be updated for both.

You’ll need to sign in to use this service - if you do not already have sign in details you’ll be able to create them.

You’ll also need a National Insurance number (a temporary reference number will not work).

Tell HMRC straight away – if you do not, you could pay too much tax, or get a tax bill at the end of the year.

If you get tax credits or Child Benefit

Tell HMRC separately about changes to your relationship or family if you get:

If your spouse or civil partner dies

Contact HMRC to report: