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HMRC letter codes · Tax credits (TC)

TC603URAward Review form for ending a tax credits award

Last reviewed 14 October 2026 · How Tax Letters checks its facts

GOV.UK says tax credits ended on 5 April 2025 and no more payments will be made.

GOV.UK: Tax credits: general enquiries · checked 14 October 2026

In short

GOV.UK says the TC603UR notes help you end your tax credits award if you are claiming Universal Credit.

“Use these notes to help you end your tax credits award if you are claiming Universal Credit.”

GOV.UK: Tax credits: ending your award when Universal Credit is claimed · checked 14 October 2026

Information, not advice: this page reports what HMRC, GOV.UK and the bodies named publish about TC603UR. Each fact has its source and the day it was checked beside it.

What it asks

GOV.UK says the TC603URD Notes go with a pack that has an Award Review and an Award Declaration form, and the TC603UR Notes go with a pack that has an Award Review form only.

“an Award Review and an Award Declaration form, use TC603URD Notes … an Award Review form only, use TC603UR Notes”

GOV.UK: Tax credits: ending your award when Universal Credit is claimed · checked 14 October 2026

Free help and HMRC contacts

If you have a general question about your tax credits, such as one about a TC603UR, GOV.UK says to call HMRC on 0300 322 9129. Lines are open Monday to Friday, 8am to 5pm, and GOV.UK links to “Find out about call charges”.

“if you have a general enquiry about your tax credits … Telephone: 0300 322 9129 … Opening times: Monday to Friday, 8am to 5pm. … Find out about call charges”

GOV.UK: Tax credits: general enquiries · checked 14 October 2026

Free help first

These routes are described by GOV.UK, TaxAid and Citizens Advice themselves.

  • HMRC's extra supportHMRC offers extra support if your health condition or personal circumstances make it difficult to contact HMRC, for example a mental health condition, financial hardship or being treated in hospital.
  • Someone to deal with HMRC for youYou can authorise a friend, relative or voluntary organisation to talk to HMRC for you and help you fill in forms.
  • TaxAidTaxAid helps people with tax problems who cannot pay for advice. Tax Help for Older People merged with TaxAid in July 2025.
  • Citizens AdviceCitizens Advice gives confidential advice online, over the phone and in person, for free.