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Andy Vessey
Expert Contributor

Andy Vessey

Head of Tax
Larsen Howie

Andy Vessey is widely recognised as one of the UK's foremost IR35 experts.

Andy has been deeply involved with IR35 since its inception in the year 2000 and has personally defended more than 500 IR35 cases, winning almost every single one.

Most recently, he successfully represented Jensal Software Ltd at the First-Tier Tax Tribunal in their highly-publicised IR35 appeal.

Recent Contributions

Contractor doctor: does charging expenses to your client affect your IR35 position?Mon, 16 Jun 2008

Contractors staying outside IR35: setting expectations with a letter to the client Wed, 28 Apr 2010

Contractors must demonstrate business risk as part of keeping contracts outside IR35Wed, 28 Apr 2010

Contractors cheering “staggering” Novasoft IR35 ruling are likely to be disappointedMon, 17 May 2010

Contracting termination clauses that avoid IR35 riskSat, 22 May 2010

Contractors can avoid IR35 by using substitutes, subcontractors and helpersSat, 22 May 2010

IR35 may be repealed or replaced, but the old rules will apply to previous contractsWed, 11 Aug 2010

IR35 and contracting bonuses – how to manage bonus paymentsTue, 10 Aug 2010

Amendments to IR35 unlikely until April 2012 says expertWed, 22 Sep 2010

Contractor Doctor: New contract asks me to commit to limited time off – IR35 issues?Wed, 09 Feb 2011

Contracting experts mostly reject OTS IR35 suspension option, favouring alternatives Fri, 11 Mar 2011

Budget 2011 reaction - IR35 retained, as abolition risks falling tax revenuesWed, 23 Mar 2011

IR35 and contracting: just why do cases take so long to be resolved?Sun, 22 May 2011

Contractors who involve expert IR35 advisors can close down HMRC investigations earlyTue, 22 Nov 2011

Contractor Doctor: I won my contract by tendering – does this put me outside IR35?Sat, 17 Mar 2012

IR35 applies to office holders unless there is no personal serviceTue, 25 Nov 2014

Budget 2012: PSC anti-avoidance measures unlikely to apply to most contractorsThu, 22 Mar 2012

“Keep calm and contract on”, IR35 experts tell contractors following HMRC’s new testsMon, 14 May 2012

No certainty from HMRC’s new IR35 framework, but the policy debate must be sustainedTue, 15 May 2012

IR35 reviews by HMRC: how they workTue, 10 Jul 2012

IR35 compliance letters – contractor guidance on how to respondTue, 28 Aug 2012

Contractor guide on when IR35 will apply to overseas contractsMon, 29 Oct 2012

HMRC IR35 unit actively targeting public sector contractors and interimsThu, 21 Feb 2013

Contractors targeted incorrectly by HMRC’s business entity tests, reveals IR35 surveyTue, 26 Feb 2013

Contractors may see HMRC IR35 reviews quadruple within a year, warns IR35 expertWed, 27 Feb 2013

Prove your contract is outside IR35 by collecting key evidenceThu, 07 Mar 2013

Contractor IR35 reviews: don’t rely on your client to get the facts straightThu, 25 Apr 2013

Contractor Doctor: No substitution but can hire subcontractor: what’s my IR35 status?Wed, 15 May 2013

What triggers an HMRC IR35 investigation?Tue, 19 Nov 2013

How to avoid an IR35 investigationTue, 14 Jan 2014

Keeping control keeps IR35 away from contractorsWed, 12 Feb 2014

IR35 case files: contractor’s review closed quickly due to early expert interventionTue, 10 Jun 2014

Contractor guide to using the Taxpayers’ Charter during tax and IR35 investigationsTue, 17 Jun 2014

Oziegbe vs HMRC appeal victory - no silver bullet for IR35 or false self-employmentWed, 06 Aug 2014

IR35 negotiations - use employment rights to gain client cooperationWed, 10 Sep 2014

IR35 taxes uncollectable if contractors’ company has no moneyThu, 16 Oct 2014

Accelerated Payment Notices (APN) – guide for contractorsWed, 26 Nov 2014

Supervision, Direction and Control (SDC) explained for contractorsTue, 22 Sep 2015

MSC Tax Tribunal outcome could have wider repercussions for contractors, warns expertWed, 04 May 2016