Amy Mannion’s main areas of practice are public law, public inquiries, and indirect tax and duties.
Amy is a member of the Attorney General’s ‘A’ Panel of Counsel, having previously been a member of the ‘B’ Panel (appointed 2013) and ‘C’ Panel (appointed 2009).
Amy practices in all areas of public law and has particular experience with cases raising human rights issues; policing and investigations; matters associated with inquiries and reviews; indirect tax and duties; professional discipline and regulatory law.
Amy is instructed in high profile and complex cases across her practice areas, as leading counsel, alone, and as a sought-after junior, and is recommended as a leading junior by Chambers & Partners and the Legal 500.
The 2023 edition of Chambers and Partners describes Amy as “one of the smartest people at the Bar; she picks up the facts quickly”. She “[o]perates at a high level and really understands her brief”. “Clients like her and respect her and she is an excellent advocate.”
View full profile »Undercover Policing Inquiry’s Interim Report Published - Jul 2023
The Undercover Policing Inquiry’s Interim Report was published on 29th June. The report focuses on the period from 1968 – 1982 and found that the methods used by the police to gain information...
Amy Mannion successful in Court of Appeal - Dec 2021
Jersey Choice Ltd appealed against the decision of the High Court to strike out its claim for Francovich damages arising from the removal of a VAT relief which the company claimed was in breach of EU...
Amy Mannion successful for claimant in judicial review against Royal Borough of Kingston Upon Thames - Apr 2021
Amy represented Derek Moss, a resident of the Royal Borough of Kingston Upon Thames, in his challenge to Kingston Council’s refusal to allow him to inspect records and documents relating to their...
Amy Mannion successful in strike out of claim for Francovich damages - Dec 2020
In Jersey Choice Ltd v HMT, the Claimant Jersey Choice Ltd sought Francovich damages, claiming that the UK’s removal in 2012 of a low value VAT relief from items sent from the Channel Islands by...
Undercover Policing Inquiry’s hearings begin today - Nov 2020
Today, 2nd November, the Undercover Policing Inquiry starts its hearings with seven days of live-streamed opening statements, followed by seven days of evidence hearings. The full schedule and how the...
1COR hosts Sutton Trust students for an insight into life at the Bar - Oct 2019
What is a barrister? 1COR hosts Sutton Trust Pathways to Law students to give them a glimpse into life at the Bar. 1COR, led by Head of Outreach Jo Moore, welcomes Sutton Trust students to learn...
Amy Mannion successful before the Supreme Court - Jun 2019
Amy Mannion acted for HMRC in OWD and another v HMRC [2019] UKSC 30. In the judgment, handed down on 19 June 2019, the Supreme Court considered HMRC’s powers under the Alcohol Wholesaler...
1COR walk in the LLST’s London Legal Walk 2019 - Jun 2019
These 1COR boots are made for walking...in the London Legal Walk 2019! Each year 1COR raise money to provide access to justice through their support of the London Legal Support Trust (LLST). Each...
Amy Mannion successful for HMRC in VAT EU law case - Apr 2019
Amy Mannion acted for HMRC in Richard Allen v HMRC, in which the High Court held that VAT Directive 83/181 art.1 did not confer rights on individuals. Accordingly, the claimant businessman could not...
Five members volunteer at Inner Temple’s ‘Becoming a Barrister’ day - Feb 2019
Clodagh Bradley QC, Amy Mannion, Emma-Louise Fenelon, Head of Outreach Jo Moore and Charlotte Gilmartin this week volunteered at a ‘Becoming a Barrister Day’ for 16-18 year olds. The event,...
Jo Moore and Amy Mannion speak on panel about Pathways to Law at the London School of Economics - Jan 2019
Last night Amy Mannion and Jo Moore, Head of Outreach, spoke on a panel with three solicitors about being a barrister at the London School of Economics (LSE) to explain the differences between the...
Amy Mannion successful for HMRC in alcohol excise WOWGR-approval revocation appeal - Apr 2018
HMRC revoked the approval of Beehive Wines to trade in duty-suspended alcohol under the Warehousekeepers and Owners of Warehoused Goods Regulations (WOWGR) as a result of their non-compliance with...
Congratulations to Owain Thomas QC, Jeremy Hyam QC and Amy Mannion on being appointed as Recorders - Mar 2018
We are delighted to announce that Owain Thomas QC, Jeremy Hyam QC and Amy Mannion have been appointed as recorders by the Queen, on the advice of the Lord Chancellor, the Right Honourable David Gauke...
The Supreme Court grant permission in OWD Ltd & Another v HMRC - Feb 2018
The Supreme Court has granted permission to appeal to both the traders and HMRC in OWD Ltd & Another v HMRC. The case concerns the HMRC-managed Alcohol Wholesalers Registration Scheme...
Amy Mannion promoted to A panel of the Attorney General’s Panels of Counsel - Jun 2017
1 Crown Office Row is delighted to announce that, effective from 1 September 2017, Amy Mannion has been promoted from the B panel to the A panel of the Attorney General's Panels of Junior Counsel to...
Amy Mannion successful for HMRC in discharging a High Court injunction - May 2017
Mr Justice Haddon Cave overturned an injunction against HMRC which had been in place for over a year, holding that the balance of convenience had 'decisively shifted' in favour of discharge. He did...
Amy Mannion to appear in Court of Appeal in alcohol wholesaler judicial review and injunction cases - May 2017
Earlier this year Amy Mannion successfully defended HMRC in three High Court injunction judicial reviews. The applicants (all protected by anonymity orders) were businesses who had been refused...
Supreme Court refers questions to the CJEU in Volkswagen Financial Services Ltd v Commissioners for HMRC - Apr 2017
In Volkswagen Financial Services (UK) Ltd v Commissioners for Her Majesty's Revenue and Customs the Supreme Court has referred 4 questions on the interpretation of the VAT Directive in the context of...
Owain Thomas QC, leading Amy Mannion, Acted for HMRC against Volkswagen Financial Services - Nov 2016
On Thursday 3 November Owain Thomas QC, leading Amy Mannion, acted for HMRC in the Supreme Court in Volkswagen Financial Services (UK) Ltd (VWFS) v HMRC. The case concerned what is a fair and...
Amy Mannion win for HMRC in Upper Tribunal (Tax Chamber) - Aug 2016
The Upper Tribunal allowed HMRC's appeal against a decision of the First Tier. The First Tier had been wrong to conclude that it was unreasonable for HMRC to refuse a Duty Deferment Account to an...
Suzanne Lambert and Amy Mannion return to practice after maternity leave - Sep 2015
Suzanne Lambert has returned to full-time practice after an extended period of maternity leave. She resumes her broad civil law practice with a particular interest in human rights, all types of...
Amy Mannion successful in unlawful detention judicial review - May 2014
Amy Mannion was successful representing the Home Secretary in an unlawful detention judicial review. In a detailed judgment, Alexander Nissen QC found that the Claimant had not been unlawfully...
Amy Mannion successfully defended the Home Office against two joined applications for judicial review - May 2014
Amy Mannion successfully defended the Home Office against two joined applications for judicial review. The Claimants had both challenged the lawfulness of guidance issued by the Home Secretary as to...
Amy Mannion successful in Upper Tribunal for HMRC in Colchester v HMRC - Apr 2014
Amy Mannion represented HMRC in the case of Colchester v HMRC [2014] STI 871. This is the first Upper Tribunal authority on when a construction is, for VAT purposes, an "annexe to an existing...
Amy Mannion wins case for HMRC clarifying that a card game, Bridge, is not a sport - Feb 2014
What is a sport? This was the question which faced the First Tier Tax Tribunal in English Bridge Union v HMRC. Amy Mannion, for HMRC, persuaded the Tribunal that the well-known card game, Bridge, was...
Amy Mannion wins in VAT case worth £400,000 - Jun 2013
Amy was leading counsel for HMRC in this case of JMC Electronics Ltd v HMRC. Dismissing the company's appeal after a hearing lasting 7 days, the Tribunal found that JMC had "colluded in contrived...
Amy Mannion wins for HMRC in Global Corporation Trading v HMRC - Mar 2013
Amy Mannion wins for HMRC in Global Corporation Trading v HMRC. The Tribunal found that the directors of Global Trading knew their trade in 2006 was connected with missing trader Intra-Community...
Amy Mannion has been appointed to two Crown Prosecution Service (CPS) Specialist Advocate Panels - Mar 2013
Amy Mannion has been appointed to two of the Crown Prosecution Service's Specialist Advocate Panels, for Fraud (at Grade 3) and Extradition (at Grade 2). Amy continues to accept instructions for...
New Appointments to the Attorney General’s A, B and C Panels – February 2013 - Feb 2013
