Christopher Vallis
Christopher brings nearly a decade of experience working in HMRC’s legal department and has a proven track record before the Tax Tribunals. He is regularly instructed in disputes with HMRC, appearing in appeals before the First-tier and Upper Tribunals, drawing on his detailed understanding of HMRC and Tribunal processes and procedures.
Alongside his disputes practice, Christopher has a broad advisory practice, acting for individuals, trustees, owner-managed businesses and corporate clients across a range of tax matters.
Recent matters include:
- Inheritance Tax (IHT), including charitable dispositions and business property relief
- Gifts with reservation of benefit (GWR)
- Pre-owned asset tax (POAT)
- The Double Taxation Relief (Estate Duty) Pakistan Order 1957
- Enterprise Investment Scheme (EIS) relief claims
- The Constriction Industry Scheme (CIS)
- Research & Development (R&D) relief
- Pension schemes, including scheme sanction charges and the lump sum death benefit allowance
- Part 7A ITEPA (disguised remuneration)
- Corporation Tax disputes
- Stamp Duty Land Tax (SDLT) issues, including mixed-use, “gardens and grounds”, and “dilapidated property” cases
- Statutory Residence Test (SRT)
- The tax consequences of an individual’s move to Dubai, UAE
- An appeal to the UT in respect of a late appeal and procedural issues
- Appeals to the FTT in respect of VAT
- An appeal to the FTT in respect of SDLT
- An appeal to the FTT in respect of CIS
Disputes, compliance, and procedure:
- Alleged deliberate behaviour
- Joint and several liability notices, including alleged phoenixing
- HMRC enquiries, closure notices, and assessments
- Schedule 36 information notices
- Penalties and suspension (carelessness, reasonable excuse, notification)
- Procedural and jurisdictional issues, including late appeals and the availability of public law defences and estoppel
- Code of Practice 9 (COP 9)
- HMRC claims
- The general anti-abuse rule (GAAR)
- ADR
Christopher is qualified to accept instructions from the public and can be contacted directly via email or via the clerks.
Christopher is a member of the Attorney General’s London C Panel.
- UK Luxury Heights Ltd v HMRC [2026] UKFTT 796 (TC)
- The Oaks (Gatley) Ltd v Revenue and Customs [2024] UKFTT 594 (TC)
- Hague v Revenue & Customs [2024] UKFTT 139 (TC)
- Hemingway v Revenue & Customs [2023] UKFTT 749 (TC)
- Mudan v Revenue & Customs [2023] UKFTT 317 (TC)
- Evans v Revenue & Customs [2022] UKFTT 458 (TC)
- Kondrat-Wilk v Revenue & Customs [2022] UKFTT 342 (TC)
- Norton v Revenue & Customs [2020] UKFTT 503 (TC) –
- Simon Dolan v Revenue & Customs [2020] UKFTT 448 (TC)
- Marano v Revenue & Customs [2020] UKFTT 199 (TC)
- The Quentin Skinner 2005 Settlement L (& ors) v Revenue & Customs [2019] UKFTT 516 (TC)
- Free In-Person Seminar: A Practical Approach to Enquiries and Appeals
- Liability of Non-UK Residents to Income Tax and Capital Gains Tax and use of UK Double Taxation Conventions by non-UK residents and UK-Residents
- New Landscape for Agricultural Property Relief and Business Property Relief
- Settling Disguised Remuneration Enquiries - where we are in 2025
- KEY HAVEN PUBLICATIONS LTD - 42nd Annual Oxford Four-Silk, Fourteen-Speaker Residential Seminar - PRACTICAL TAX PLANNING 2024
- Old Square Tax Chambers Presents a Tax Litigation Masterclass
Member of the Revenue Bar Association.
Attorney General’s C Panel of Junior Counsel to the Crown from 1st September 2025 for a period of 5 years.
Christopher Vallis is regulated by the Bar Standards Board
