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HMRC internal manual

Tax Credits Technical Manual

HM Revenue & Customs
, see all updates

Overview and purpose: How to claim or get more information

People who think they might be entitled to CTC or WTC or both, can go online at to check their eligibility. If they find they are entitled to tax credits they should make a claim immediately, only one claim is required to claim both CTC and WTC. To request a claim form or for further advice they can ring the Tax Credits Helpline (open 8.00am to 8.00pm Monday to Friday and 8.00am to 4.00pm on Saturdays, except Christmas, Boxing and New Year’s Days ) on the following numbers:

Phone - 0345 300 3900

Textphone - 0345 300 3909

Alternatively, people may visit any HM Revenue & Customs Enquiry Centre or Jobcentre Plus Office if they want help to complete their claim.