Joseph Hage Aaronson & Bremen LLP
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Awarded leading firm in Global 2026
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Overview
Provided by Joseph Hage Aaronson & Bremen LLP
Joseph Hage Aaronson & Bremen LLP is a leading boutique litigation firm formed in March 2013 best known for its specialist practice areas of tax disputes, commercial litigation and international arbitration. The firm comprises a unique blend of leaders from the bar, law firms and accountancy practices.
The needs of the client are at the heart of JHA’s business model; the unique structure was born out of a belief that an effective case strategy could be delivered more efficiently if lawyers, barristers, and forensic accountants worked side by side from the outset.
JHA combines the qualities of a traditional law firm with that of a chambers. Solicitors and barristers, with their distinctive training and experience, work closely as an integrated team to discuss and devise strategy together from the very first meeting to understand the clients’ aims, whether via litigation, arbitration, mediation or settlement.
This simple precept has enabled JHA to attract and retain numerous clients, many of whom have come to rely on their people as a trusted partner to manage and advise on complex issues.
JHA provide timely advice and the efficient delivery of a well-considered and effective case strategy. The team builds close relationships with clients, based on mutual trust and a deep understanding of their commercial and legal objectives. The JHA team are highly sensitive to a clients’ need for privacy.
Ranked Offices
Provided by Joseph Hage Aaronson & Bremen LLP
UK - Head office
Greater London
7th Floor 280 High Holborn , London, Greater London, UK, WC1V 7EE, London
Ranked Departments
Ranked Individuals
Contributions
Latest contributions provided by Joseph Hage Aaronson & Bremen LLP
Articles, highlights and press releases
42 items provided by Joseph Hage Aaronson & Bremen LLP
Establishing POEM for overseas trusts – Haworth & Ors v HMRC
In this article, Helen McGhee and Megan Durnford discuss the case of Haworth & Ors v HMRC [2025] EWCA Civ 822 which confirms that an appropriately broad test should be used for the purpose of establishing the place of effective management (“POEM”) of a trust as required by many double tax treaties.
Double Remittance Amended Legislation
Helen McGhee explores the impact on ‘re-remittance’ of foreign income and gains as a result of the changes implemented by the Finance Act 2025 .
HMRC’s new “US-style” whistleblowing scheme announced
Harry Harper explores plans for HMRC to introduce a new whistleblowing scheme inspired by those used in the United States and Canada
Helen McGhee TEP, Elizabeth Dean and Megan Durnford consider HMRC’s ever-expanding criminal investigation powers.
UT considers taxpayer’s application for permanent anonymity and third-party disclosure request
The Upper Tribunal (UT) rejected a taxpayer’s application for permanent anonymity, following the taxpayer's decision to withdraw their substantive appeal with the First-tier Tax Tribunal (FTT). The UT further granted a third party limited access to the FTT’s previous case management decision.
The End of the Remittance Basis and the Two Transitional Provisions
Tax year 2024/25 (the current year) marks the last year that eligible individuals will be able to make a remittance basis claim. From 2025/26 the remittance basis will be replaced with the 4-year FIG regime. Helen McGhee and Lynnette Bober explore the impacts of this change.
Review of Anti-Avoidance Legislation
Lynnette Bober and Helen McGhee summarise the anti-avoidance provisions now under review.
Helen McGhee and Lynnette Bober reflect on the Autumn Budget and its impact on Private Clients.
With the highly-anticipated Budget due to be delivered on 30 October 2024, Helen McGhee and Lynnette Bober's latest article explores how this event is likely to impact taxpayers.
The Proposed Changes to Domicle - A Fundamental Rethink is Required
Ahead of the upcoming Budget, Helen McGhee and Lynnette Bober set out their concerns surrounding the proposed changes to the domicile regime and their recommended approach to the reforms.
Changes to the UK's Special Tax Regime for Foreign Income and Gains
With much uncertainty surrounding the end to the non-domicile regime, Helen McGhee and Lynnette Bober provide a helpful summary of the (currently) anticipated changes.
The End is Nigh for the Non-Dom Regime
Published in ThoughtLeaders4 Private Client Magazine, Helen McGhee expert analysis of the current state of non-dom tax regime and it's future.
On 14 June 2023, HMRC published a substantially rewritten Code of Practice 9 (“COP9”). Helen McGhee and Megan Durnford set out the key changes implemented as a result of this publication.
Pandora Papers: HMRC issues nudge letters
Helen McGhee sets out HMRC's response to the Pandora Papers leak of almost 12 million documents
Increased Investment in Personal Tax Compliance in the UK
Helen McGhee discusses the main developments in support of the increased focus on international transparency and personal tax compliance in the UK.
Tax-Related Measures in the Autumn Statement 2022
This article explores the tax measures included in the Autumn Statement 2022
Offshore Structures and Onward Gifts
This article explores the "onward gift" tax anti-avoidance rules introduced by the Finance Act 2018.
Increased Investment in Personal Tax Compliance in the UK
This article discusses the main developments in support of the increased focus on international transparency and tax compliance in the UK.
Case note: Lynton Exports (Alsager) Ltd v Revenue and Customs Commissioners [2022] UKFTT 00224 (TC)
JHA’s latest insight into the First-tier Tribunal’s decision in Lynton Exports (Alsager) Ltd v Revenue and Customs Commissioners [2022] UKFTT 00224 (TC).
What is domicile and why does it matter for tax?
A quick review of the fundamental principle of domicile, why it matters for tax, and what the current political landscape has in store.
Tax note: Financial Institution Notices (FIN)
Understanding paragraph 4A of Schedule 36 to the Finance Act 2008
FTT Decision on Excise Duty in Cantina Levorato SRL v HMRC [2021] UKFTT 461 (TC)
A Short Case Report on the FTT decision in Cantina Levorato SRL v HMRC [2021] UKFTT 461 (TC)
Fast Track for Register of Overseas Entities Owning UK Property
The invasion of Ukraine has prompted the UK government to speedily publish the draft legislation for the Economic Crime (Transparency and Enforcement) Bill 2022.
Global Minimum Tax on Corporations: OECD GloBE Model Rules and their implementation in the UK
On 8 October 2021, the OECD/G20 published a statement confirming that 136 jurisdictions had agreed to a two-pillar solution to address the tax challenges that arise from the digitalisation of the economy and setting out an implementation plan.
‘MTIC’ Fraud – Kittel Test PTGI International Carrier Service Limited v. HMRC [2022] UKFTT 20 (TC)
A summary of the FTT decision in PTGI International Carrier Service Limited v. HMRC [2022] UKFTT 20 (TC)
HMRC consultation on the OECD mandatory disclosure rules
HMRC has published a consultation on draft regulations to implement the Organisation for Economic Cooperation and Development (OECD) rules on mandatory disclosure of certain avoidance arrangements. Helen McGhee explains the background to the new rules and their implications.
Post-Prudential: Decision released by the FTT
On 8 December 2021, judgment in the Post Prudential Group Litigation was handed down by the First-tier Tribunal (Tax Chamber) (“FTT”).
S&S Consulting Services (UK) Ltd v HMRC: Can a company be re-registered for VAT pending appeal?
On 26 November 2021, the High Court of Justice issued its judgment in S&S Consulting Services (UK) Ltd, R (On the Application Of) v HM Revenue and Customs [2021] EWHC 3174
VAT De-registration: the CJEU decision in the Promexor case
On 18 November 2021, the Court of Justice of the European Union (the “CJEU”) delivered its judgment in Case C-385/20 (Promexor Trade SRL v Directia Generala a Finantelor Publice Cluj – Administratia Judeteana a Finantelor Publice Bihor).
Helen McGhee discusses the use of corporate vehicles in family wealth and succession planning in the UK
Establishing POEM for overseas trusts – Haworth & Ors v HMRC
In this article, Helen McGhee and Megan Durnford discuss the case of Haworth & Ors v HMRC [2025] EWCA Civ 822 which confirms that an appropriately broad test should be used for the purpose of establishing the place of effective management (“POEM”) of a trust as required by many double tax treaties.
Double Remittance Amended Legislation
Helen McGhee explores the impact on ‘re-remittance’ of foreign income and gains as a result of the changes implemented by the Finance Act 2025 .
HMRC’s new “US-style” whistleblowing scheme announced
Harry Harper explores plans for HMRC to introduce a new whistleblowing scheme inspired by those used in the United States and Canada
Helen McGhee TEP, Elizabeth Dean and Megan Durnford consider HMRC’s ever-expanding criminal investigation powers.
UT considers taxpayer’s application for permanent anonymity and third-party disclosure request
The Upper Tribunal (UT) rejected a taxpayer’s application for permanent anonymity, following the taxpayer's decision to withdraw their substantive appeal with the First-tier Tax Tribunal (FTT). The UT further granted a third party limited access to the FTT’s previous case management decision.
The End of the Remittance Basis and the Two Transitional Provisions
Tax year 2024/25 (the current year) marks the last year that eligible individuals will be able to make a remittance basis claim. From 2025/26 the remittance basis will be replaced with the 4-year FIG regime. Helen McGhee and Lynnette Bober explore the impacts of this change.
Review of Anti-Avoidance Legislation
Lynnette Bober and Helen McGhee summarise the anti-avoidance provisions now under review.
Helen McGhee and Lynnette Bober reflect on the Autumn Budget and its impact on Private Clients.
With the highly-anticipated Budget due to be delivered on 30 October 2024, Helen McGhee and Lynnette Bober's latest article explores how this event is likely to impact taxpayers.
The Proposed Changes to Domicle - A Fundamental Rethink is Required
Ahead of the upcoming Budget, Helen McGhee and Lynnette Bober set out their concerns surrounding the proposed changes to the domicile regime and their recommended approach to the reforms.
Changes to the UK's Special Tax Regime for Foreign Income and Gains
With much uncertainty surrounding the end to the non-domicile regime, Helen McGhee and Lynnette Bober provide a helpful summary of the (currently) anticipated changes.
The End is Nigh for the Non-Dom Regime
Published in ThoughtLeaders4 Private Client Magazine, Helen McGhee expert analysis of the current state of non-dom tax regime and it's future.
On 14 June 2023, HMRC published a substantially rewritten Code of Practice 9 (“COP9”). Helen McGhee and Megan Durnford set out the key changes implemented as a result of this publication.
Pandora Papers: HMRC issues nudge letters
Helen McGhee sets out HMRC's response to the Pandora Papers leak of almost 12 million documents
Increased Investment in Personal Tax Compliance in the UK
Helen McGhee discusses the main developments in support of the increased focus on international transparency and personal tax compliance in the UK.
Tax-Related Measures in the Autumn Statement 2022
This article explores the tax measures included in the Autumn Statement 2022
Offshore Structures and Onward Gifts
This article explores the "onward gift" tax anti-avoidance rules introduced by the Finance Act 2018.
Increased Investment in Personal Tax Compliance in the UK
This article discusses the main developments in support of the increased focus on international transparency and tax compliance in the UK.
Case note: Lynton Exports (Alsager) Ltd v Revenue and Customs Commissioners [2022] UKFTT 00224 (TC)
JHA’s latest insight into the First-tier Tribunal’s decision in Lynton Exports (Alsager) Ltd v Revenue and Customs Commissioners [2022] UKFTT 00224 (TC).
What is domicile and why does it matter for tax?
A quick review of the fundamental principle of domicile, why it matters for tax, and what the current political landscape has in store.
Tax note: Financial Institution Notices (FIN)
Understanding paragraph 4A of Schedule 36 to the Finance Act 2008
FTT Decision on Excise Duty in Cantina Levorato SRL v HMRC [2021] UKFTT 461 (TC)
A Short Case Report on the FTT decision in Cantina Levorato SRL v HMRC [2021] UKFTT 461 (TC)
Fast Track for Register of Overseas Entities Owning UK Property
The invasion of Ukraine has prompted the UK government to speedily publish the draft legislation for the Economic Crime (Transparency and Enforcement) Bill 2022.
Global Minimum Tax on Corporations: OECD GloBE Model Rules and their implementation in the UK
On 8 October 2021, the OECD/G20 published a statement confirming that 136 jurisdictions had agreed to a two-pillar solution to address the tax challenges that arise from the digitalisation of the economy and setting out an implementation plan.
‘MTIC’ Fraud – Kittel Test PTGI International Carrier Service Limited v. HMRC [2022] UKFTT 20 (TC)
A summary of the FTT decision in PTGI International Carrier Service Limited v. HMRC [2022] UKFTT 20 (TC)
HMRC consultation on the OECD mandatory disclosure rules
HMRC has published a consultation on draft regulations to implement the Organisation for Economic Cooperation and Development (OECD) rules on mandatory disclosure of certain avoidance arrangements. Helen McGhee explains the background to the new rules and their implications.
Post-Prudential: Decision released by the FTT
On 8 December 2021, judgment in the Post Prudential Group Litigation was handed down by the First-tier Tribunal (Tax Chamber) (“FTT”).
S&S Consulting Services (UK) Ltd v HMRC: Can a company be re-registered for VAT pending appeal?
On 26 November 2021, the High Court of Justice issued its judgment in S&S Consulting Services (UK) Ltd, R (On the Application Of) v HM Revenue and Customs [2021] EWHC 3174
VAT De-registration: the CJEU decision in the Promexor case
On 18 November 2021, the Court of Justice of the European Union (the “CJEU”) delivered its judgment in Case C-385/20 (Promexor Trade SRL v Directia Generala a Finantelor Publice Cluj – Administratia Judeteana a Finantelor Publice Bihor).
Helen McGhee discusses the use of corporate vehicles in family wealth and succession planning in the UK