In this section:

How to complain to HM Revenue & Customs

Make a complaint to HM Revenue & Customs How to make a complaint about the service provided by HMRC and what to do if you're unhappy with the response you get

Tax credits - how to complain How and when to complain, and what happens next

How to complain to the Child Benefit Office How and when to complain to the Child Benefit Office and what happens next