Disagree with a tax decision or penalty
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Get help
You can contact HM Revenue & Customs (HMRC) if you have a query about a tax decision or penalty.
If you do not understand the decision you can also get advice from HMRC or professional help.
If you need extra support because of your personal circumstances you can get help from HMRC.
If you’re unhappy with the way HMRC has handled your tax affairs you can make a complaint.