
Thomas More Chambers
Barristers

Maurice O\'Carroll
- Phone020 7404 7000
- Email[email protected]
Career
Maurice has over 30 years’ advocacy experience, having called to the Bar in Scotland 1995. He has been dual qualified since March 2019 when he also called to the Bar of England and Wales. He is Public Access registered and may accordingly accept instructions directly from members of the public in appropriate cases.
His principal areas of practice are:
Employment Law Town and Country Planning Administrative Law Regulatory and Commercial LawMaurice is regularly highly ranked in Chambers and Partners UK Bar Directory and Legal 500 for Planning and Environmental Law and also Employment Law. He is also ranked as a leading junior counsel for both Employment Law and for Property Planning and Construction in the 2026 edition of the Legal 500.
He has appeared before the Nursing and Midwifery Council (NMC) and the SSSC, which is the body regulating social workers in Scotland.
Maurice has been a Legal Associate of the Royal Town Planning Institute since 1998. He has conducted planning inquires for developers, objectors and local authorities in relation to a number of high-profile applications. He has appeared on many occasions in the Scottish equivalent of the High Court and the Scottish Court of Appeal in relation to judicial review actions and appeals against decisions of planning authorities.
Maurice has been a Fellow of the Chartered Institute of Arbitrators since 2018 and has experience in domestic arbitrations.
Maurice is once again ranked Band 1 in the current Chambers and Partners UK Bar Directory 2026 for Planning and Environmental Law. In the 2024 edition, the directory stated that he is 'an excellent advocate; extremely approachable and responsive and he can handle complicated situations with ease.' (Chambers UK, 2024)
In the previous edition of Chambers and Partners UK Directory, it was stated that Maurice is 'one of the strongest junior counsel at the Bar at the moment.’ (Chambers UK, 2023). He has consistently been given favourable rankings by Chambers and Partners from 2021 to 2026.
He is also ranked as a leading Junior for Employment in the most recent (2026) edition of the Legal 500. In 2024, that directory stated that: 'Maurice has a great knack of identifying and succinctly summarising the key legal issues in a case and has a great delivery technique in the tribunal.' He is also a leading junior in the Legal 500 category Property, Planning & Construction in the latest (2026) edition of the Legal 500. In 2024 it stated that 'Maurice provides accessible advice that offers a practical steer as well as a helpful analysis of the legal issues.' (Legal 500, 2024). Maurice has consistently been ranked as a leading junior in the Legal 500 since 2022.
Maurice is a member of Terra Firma Chambers in Scotland, but practises in England & Wales from Thomas More Chambers.