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INVESTIGATIONS
COP 9 and serious tax fraud: HMRC’s tougher approach
Simon York CBE
HMRC are adopting a tougher stance with those who continue to deliberately
mislead or refuse to cooperate, despite being in the COP 9/CDF process,
writes Simon York CBE (Deloitte).
Contentious tax in 2025
Liam McKay
Adam Craggs
Adam Craggs & Liam McKay (RPC) report a year marked by tighter
procedural frameworks, clarifying case law and an intensified HMRC focus on
both avoidance and criminal activity.
Keeping the receipts: HMRC’s burden in company insolvencies
Liesl Fichardt
Emily Au
HMRC’s preferential ranking brings into sharp focus their requirements to
evidence and substantiate their claims in an insolvency, as Liesl Fichardt and
Emily Au (Quinn Emanuel) explain.
Code of Practice 9 and discovery assessments
Michael Paulin
Michael Paulin (1 Crown Office Row) considers the impact of HMRC’s
broader view of tax fraud in its updated COP 9.
Time is money: how to mitigate late payment interest in tax disputes
Jack Prytherch
Jack Prytherch (Osborne Clarke) sets out the practical steps that taxpayers
can take to minimise delays in their disputes with HMRC and so mitigate any
additional interest charged.
IR35: spotting and responding to an HMRC enquiry
Steven Porter
Penny Simmons
Steven Porter and Penny Simmons (Pinsent Masons) provide guidance for
large businesses on managing IR35 compliance risks.
Fishing and fishy? HMRC third party interviews in employment tax investigations
Christopher Kientzler
Christopher Kientzler (Fieldfisher) discusses issues around HMRC’s power to conduct interviews with workers in employment tax cases.
Privilege considerations in tax investigations
Clare Reeve Curatola
Kate Ison
Clare Reeve Curatola and Kate Ison (Bryan Cave Leighton Paisner) provide practical insight on maximising the protection of legal professional privilege.
A look into HMRC’s toolbox during a criminal investigation
Michelle Sloane
Adam Craggs
Adam Craggs and Michelle Sloane (RPC) explore the powers commonly deployed by HMRC during a criminal investigation.
Couldn’t careless? Reasonable care and the role of professional advisers
Constantine Christofi
Adam Craggs
Whilst taking professional advice will usually mean a taxpayer has taken
reasonable care, not taking advice does not necessarily mean a taxpayer has
been careless, write Adam Craggs and Constantine Christofi (RPC).
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EDITOR'S PICK
The UK’s tax certainty problem
Jenny Batchelor
,
Ahmed Mobasshir
1 /7
HMRC’s status in Part 26A restructuring plans: the High Court decision in Waldorf
Alan Rafferty
,
Jade Du Berry
,
Ollie Winters
2 /7
Ask an expert: Dividend planning under the new close company reporting regime
Nick Wright
3 /7
Loopholes and tax avoidance
Kyle Rainsford
4 /7
Spare us the cUTTer
Nick Thornton
5 /7
PGMOL: where the FTT decision may be vulnerable on appeal
Rebecca Seeley Harris
6 /7
Muller: notional companies and real-world transactions
Ashley Greenbank
7 /7
The UK’s tax certainty problem
Jenny Batchelor
,
Ahmed Mobasshir
HMRC’s status in Part 26A restructuring plans: the High Court decision in Waldorf
Alan Rafferty
,
Jade Du Berry
Ask an expert: Dividend planning under the new close company reporting regime
Nick Wright
Loopholes and tax avoidance
Kyle Rainsford
Spare us the cUTTer
Nick Thornton
PGMOL: where the FTT decision may be vulnerable on appeal
Rebecca Seeley Harris
Muller: notional companies and real-world transactions
Ashley Greenbank
NEWS
Read all
HMRC confirm transitional approach to Pillar Two filing penalties
CIOT urges reform of CIS landlord payment rules
HMRC publish capital v revenue expenditure toolkit
New SDLT guidance published
Updated Directions on employee expenses
CASES
Read all
Swiss Centre Ltd v HMRC
L Henry v HMRC
Winchester City Council v HMRC
Other cases that caught our eye: 3 July 2026
HMRC v HFFX LLP; Atkins and others v HMRC
IN BRIEF
Read all
Tax Update 2026: Plans to reform the income tax payment regime: a significant acceleration of ITSA tax liabilities
Tax Update 2026: Modernising the distributions framework: familiar routes for extracting value or reorganising companies may change
Foreign PE exemption becoming mandatory
Solving the LLC double taxation problem
AI in R&D advisory: seven control points
MOST READ
Read all
Consultation tracker
HMRC consult on taxation of UK-resident members of LLCs and other ‘reverse hybrids’
HMRC v HFFX LLP; Atkins and others v HMRC
The Trustees of the Panico Panayi Accumulation and Maintenance Settlements Nos. 1 to 4 v HMRC and Redevco Properties UK 1 Ltd v HMRC
HMRC manual changes: 26 June 2026