About

Kate advises corporates and their boards across the full lifecycle of complex, sensitive and high-value tax disputes.

She acts across a wide range of industries, covering both direct and indirect taxes.

Her expertise spans corporate tax risk management and compliance, she leads internal investigations, and she manages HMRC civil enquiries and criminal investigations, including responses to information requests and dispute resolution by negotiation or litigation.

Kate has substantial experience representing clients before the UK Courts. She also acts on non-tax investigations where HMRC is the investigative or supervisory authority, including export controls.

Kate is praised by her clients and ranked as a Leading Individual for Tax Litigation and Investigations by The Legal 500 UK 2025 and is recognised in Chambers UK 2025 for Tax: Contentious.

Kate leads her team efficiently. She can break down and summarise complex matters in order to facilitate efficient and prudent decision-making.

Chambers UK 2026

Kate Ison is highly intelligent, experienced and professional, whilst also displaying empathy.

The UK Legal 500 2026

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