Gordon on Discovery Assessments guides the reader through the various issues relating to discovery assessments.

The service focuses on the rules as they apply to income tax and capital gains tax, but then considers the variants to these rules so far as other taxes are concerned.

In short, the service covers:

the various conditions for making a discovery assessment;

how discovery assessments may be challenged;

consequential claims by taxpayers in light of a discovery assessment;

the relationship between discovery assessments and HMRCʼs investigatory powers.

The text is based on the law as at 1 January 2019.


"This is an essential guide for any practitioner acting in cases involving discovery assessments, and is both scholarly and practical." - TAXline

About the author:

Keith M Gordon MA (Oxon), FCA, CTA (Fellow), Barrister practises from Temple Tax Chambers in London. He previously worked as a chartered accountant and chartered tax adviser. His practice covers all areas of tax, and also related areas including partnership disputes and professional negligence. He regularly appears in the Tax Tribunals and the higher Courts.

Keith lectures and writes extensively and won the ‘tax writer of the year’ category in the 2013 LexisNexis Taxation awards, having been a runner-up in 2006 and 2012. In addition, Keith won the CTA of the Year category at the 2009 awards.

Keithʼs recent cases include R & C Commrs v Cotter [2012] BTC 50 and R & C Commrs v Charlton [2013] BTC 1,634. He was also junior Counsel for the taxpayer in Jones v Garnett (HMIT) [2007] BTC 476 (the ‘Arctic Systems’ case) in the Court of Appeal and the House of Lords.