Guidance and regulation

Ask HMRC to review your Tax-Free Childcare or 30 hours free childcare application if you disagree with a decision that you are not eligible.

• From: HM Revenue & Customs
• Updated: 9 January 2020

How to apply for alternative dispute resolution and when you can use it to resolve a tax disagreement with HMRC.

• From: HM Revenue & Customs
• Updated: 24 January 2024

How to complain about serious misconduct by HMRC staff and how your complaint will be dealt with.

• From: HM Revenue & Customs
• Updated: 6 February 2020

Find out about reviews and appeals for direct tax and indirect tax decisions (HMRC1).

• From: HM Revenue & Customs
• Updated: 19 October 2022

What to do if you disagree with an HMRC decision, and the penalties for not following the rules.

• From: HM Revenue & Customs
• Updated: 14 July 2020

Find out how to contact the Adjudicator's Office.

• From: The Adjudicator’s Office
• Updated: 9 January 2024

A guide to explain the role of the Adjudicator and Adjudicator’s Office when investigating complaints about HM Revenue & Customs (HMRC) and the Valuation Office Agency (VOA).

• From: HM Revenue & Customs and 1 others
• Updated: 15 September 2023

Use this online form to make a complaint against HMRC, the Valuation Office Agency or the Adjudicator’s Office, or to request a review of a Windrush Compensation Scheme decision.

• From: The Adjudicator’s Office
• Updated: 26 January 2022

This factsheet is about disputes during compliance checks.

• From: HM Revenue & Customs
• Updated: 8 March 2024

Check the list of VAT appeals that HMRC has lost, or partly lost, that could have implications for other businesses.

• From: HM Revenue & Customs
• Updated: 28 February 2024

The rules and guidelines HMRC follows to resolve tax disputes.

• From: HM Revenue & Customs
• Updated: 14 September 2023

Remits of the Tax Disputes Resolution Board and the Customer Compliance Group Disputes Resolution Board.

• From: HM Revenue & Customs
• Updated: 14 September 2023

When and how HMRC raises assessments, applies penalties and charges interest.

• From: HM Revenue & Customs
• Updated: 11 July 2018

Accessible documents at the Adjudicator’s Office

• From: The Adjudicator’s Office
• Updated: 4 May 2022