We take the stress and complexity out of dealing with the tax authorities.
Jon Preshaw Tax Ltd is a boutique practice of former HMRC and Big 4 tax experts.

Managing HMRC Investigations

Making Disclosures to HMRC

Resolving Disputes with HMRC

Services for Professional Advisers

Proactively Managing Tax Risk

Advising on HMRC Powers and Procedures
Our people leverage their extensive expertise to help clients efficiently manage interactions with HMRC.
Latest updates and insights from our experts in tax dispute resolution.
Corporate Criminal Offence – a sleeping tiger?
Ben Proctor reflects on recent reports of HMRC’s apparent inactivity HMRC has received some criticism in the press this week after a Freedom of Information request by the Bureau of Investigative Journalism and TaxWatch confirmed that HMRC is yet to bring a single...
Tax Disputes and Investigations – December 2023
Our regular newsletter highlighting recent developments in the law and practice around Tax Disputes and Investigations. Pandora Papers HMRC have confirmed that they will be issuing further letters to taxpayers who they believe may have undeclared tax liabilities based...
Tax Disputes and Investigations – August/September 2023
Our regular newsletter highlighting recent developments in the law and practice around Tax Disputes and Investigations. Big step up in HMRC compliance activity After a noticeable reduction during and since the pandemic lockdowns, HMRC has recently invested heavily in...
Tax Disputes and Investigations – July 2023
Our regular newsletter highlighting recent developments in the law and practice around Tax Disputes and Investigations. HMRC’s Annual Report HMRC published its 2022/23 annual report in July. The report usually throws up some interesting information and this year’s...