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Administrative and Public Law | Thursday 11 June 2026

No second bite of the cherry for Home Office against successful TOEIC appellants

The Claimants were represented by Greg Ó Ceallaigh KC and Alex Schymyck of Garden Court Public Law Team.

Greg Ó Ceallaigh KCAlex Schymyck

Immigration Law, Administrative and Public Law | Thursday 12 March 2026

Return to Bulgaria gives rise to an arguable breach of Article 3 ECHR

Greg Ó Ceallaigh KC and Abby Buttle of Garden Court represented the Applicants in a challenge to the lawfulness of removal to Bulgaria, instructed by Jamie Bell and Simon Robinson of Duncan Lewis.

Greg Ó Ceallaigh KCAbby Buttle

Immigration Law | Thursday 2 October 2025

Refusal by Ministry of Defence to relocate senior Afghan Judge quashed by High Court

The Claimant was represented by Greg Ó Ceallaigh KC and Taimour Lay of the Garden Court Immigration Law Team, instructed by Cooley (UK) LLP.

Greg Ó Ceallaigh KCTaimour LayRonan Toal

Administrative and Public Law, Immigration Law | Tuesday 30 September 2025

High Court quashes Home Office curtailment of leave to remain and finds interview breach of procedural fairness

The Claimant was represented by Greg Ó Ceallaigh KC of the Garden Court Immigration Law Team, acting for Zyba Law.

Greg Ó Ceallaigh KC

Immigration Law, Immigration Detention, Asylum and Deportation, Immigration: Personal and Business | Tuesday 8 April 2025

Macdonald’s Immigration Law & Practice 11th edition out now

We are delighted to announce the publication of Macdonald's Immigration Law & Practice 11th edition.

Garden Court Chambers | Monday 7 April 2025

Garden Court barristers recognised on Pro Bono Recognition List of England & Wales 2025

We are delighted to announce that Garden Court barristers have been listed on the Pro Bono Recognition List of England & Wales.

Administrative and Public Law, Immigration Law, Immigration Detention, Asylum and Deportation | Tuesday 18 March 2025

Greg Ó Ceallaigh KC and Alex Schymyck successfully represent innocent man wrongfully exiled from UK for seven months

Greg Ó Ceallaigh KC and Alex Schymyck, of the Garden Court Chambers Immigration and Public Law Teams, were instructed by Duncan Lewis Solicitors.

Greg Ó Ceallaigh KCAlex Schymyck

Administrative and Public Law, Immigration Law | Monday 3 March 2025

Damages awarded for failure to permit EUSS applicant facing deportation proceedings to work

AA was represented by Greg Ó Ceallaigh KC and Bojana Asanovic of Garden Court Chambers, instructed by Julian Stern and Ben Goldberg of Turpin Miller. 

Greg Ó Ceallaigh KCBojana Asanovic

Inquests and Inquiries, Civil Liberties and Human Rights | Tuesday 18 February 2025

UK Covid-19 Inquiry Module 10 preliminary hearings open

Preliminary hearings for Module 10 of the UK Covid-19 Inquiry, ‘Impact on society’ opened this week, with Chair Rt Hon Baroness Hallett DBE hearing opening submissions from core participants. A number of these were presented by members of Garden Court Chambers.

Administrative and Public Law, Immigration Law | Friday 8 November 2024

In-principle Leave Outside the Immigration Rules protects Afghan family from Taliban Regime

Greg Ó Ceallaigh KC and Emma Fitzsimons of Garden Court Chambers represented Judge X, instructed by Bahar Ata and Oskar Butcher of Duncan Lewis Solicitors.

Greg Ó Ceallaigh KCEmma Fitzsimons

Garden Court Chambers | Monday 17 June 2024

Garden Court barristers recognised on Pro Bono Recognition List of England & Wales

We are delighted to announce that Garden Court barristers have been listed on the Pro Bono Recognition List of England & Wales.

Immigration Detention Civil Claims, Administrative and Public Law, Civil Liberties and Human Rights | Wednesday 22 May 2024

Greg Ó Ceallaigh KC secures damages for a British national unjustly detained by the Home Office

Greg Ó Ceallaigh KC of the Garden Court Public Law Team represented the claimant, instructed by Haroon Kamidad and Bahar Ata of Duncan Lewis.

Greg Ó Ceallaigh KC

Garden Court Chambers | Friday 19 January 2024

Joanne Cecil and Greg Ó Ceallaigh to be appointed King’s Counsel

Garden Court Chambers is delighted to announce that Joanne Cecil and Greg Ó Ceallaigh will be appointed King’s Counsel in 2024.

Joanne Cecil KCGreg Ó Ceallaigh KC

Civil Liberties and Human Rights, Immigration Detention Civil Claims | Friday 12 January 2024

High Court finds detention to be unlawful with substantial and aggravated damages awarded for breach of Hardial Singh principles

The Claimant was represented by Greg Ó Ceallaigh of the Garden Court Chambers Civil Liberties Team and Irène Nembhard of Birnberg Peirce.

Greg Ó Ceallaigh KC

Immigration Law, Administrative and Public Law | Friday 1 April 2022

Court of Appeal rules unlawfully removed child entitled to damages

Our Sonali Naik QC and Greg Ó Ceallaigh of Garden Court Chambers represented the Appellant, instructed by Hannah Baynes of Duncan Lewis.

Greg Ó Ceallaigh KCSonali Naik KC

Visas, Settlement (Indefinite Leave to Remain), British Citizenship and Naturalisation | Friday 25 June 2021

Garden Court Immigration Team dedicate 10th Edition of Macdonald’s Immigration Law & Practice to the life and legacy of Ian Macdonald QC

The General Editors, Stephanie Harrison QC, Ronan Toal & Sadat Sayeed, are leaders in the field & practice in the number one ranked Garden Court Immigration Team. David Neale is a legal researcher & former barrister

Civil Liberties and Human Rights, Immigration Detention Civil Claims | Friday 30 April 2021

High Court finds detention to be unlawful with substantial damages awarded for breach of policy and Hardial Singh principles

The Claimant was represented by Greg Ó Ceallaigh of the Garden Court Chambers Civil Liberties Team and Stephanie Hill of Leigh Day.

Greg Ó Ceallaigh KC

Immigration Law | Tuesday 4 August 2020

Successful TOEIC appellants to be granted 2.5 years Leave to Remain

The client was represented by Greg Ó Ceallaigh of the Garden Court Chambers Immigration Team, instructed by Roberta Haslam & Theodora Middleton of Bindmans LLP.

Greg Ó Ceallaigh KC

Immigration Law, Administrative and Public Law | Wednesday 27 November 2019

Supreme Court holds that Dublin III Detention between January 2014 and March 2017 was unlawful

Irena Sabic of Garden Court was instructed by Bahar Ata of Duncan Lewis; Greg Ó Ceallaigh of Garden Court was instructed by Krisha Prathepan of Duncan Lewis and Raza Halim of Garden Court was instructed by Kaweh Beheshtizadeh of Fadiga and Co.

Irena Sabic KCGreg Ó Ceallaigh KCRaza Halim

Immigration Detention, Asylum and Deportation, Immigration Law | Tuesday 4 December 2018

Dublin returns to Italy give rise to an arguable breach of article 3 ECHR

Greg Ó Ceallaigh acts for the lead claimant in the successful challenge to the lawfulness of removals to Italy.

Greg Ó Ceallaigh KC
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