Solicitor Guides: Tax Expert Witnesses UK
HMRC Enforcement Update 2025–2026
Transfer pricing yield up sharply, COP9 methodology under judicial scrutiny, and MTIC assessments increasingly challenged, what solicitors need to know.
Read more →FTT Procedure & Expert Evidence
FTT evidence requirements, CPR Part 35 compliance, case categories, and why early expert instruction is essential given 2–3 year hearing timelines.
Read more →Challenging HMRC Methodology
How tax expert witnesses challenge HMRC forensic reconstructions that use flawed methodology or ignore actual circumstances.
Read more →Transfer Pricing Expert Guide
Arm's length principle, OECD transfer pricing methods, comparables analysis, and expert report structure for HMRC transfer pricing disputes.
Read more →MTIC Knowledge Test Guide
MTIC fraud structure, the Mobilx v HMRC knowledge test, due diligence evidence, and the tax expert witness role in VAT input tax disputes.
Read more →Tax Negligence Expert Guide
Standard of care in tax advice, PCRT requirements, but-for correct advice analysis, and loss quantification in negligence claims.
Read more →Instruct a tax expert witness
Tell us about your UK tax dispute and we will match you with a qualified expert witness experienced in HMRC enquiries and tribunal proceedings. We aim to respond within one working day.
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