Cahal has over 17 years experience at the Victorian Bar.
He has a particular interest in puiblic law and instructs, and updates course materials, in the subject at the Leo Cussen Centre for Law on both the practical training course and continuing professional developments course. He is committed to legal education and continuing professional devlopmennt.
PRINCIPAL AREAS OF PRACTICE
A. Public Law
Judicial and Administrative (Tribunal) review.
Cases in which he has appeared include:
VBAO v Minister for Immigration and Multicultural and Indigenous Affairs (2006) 233 CLR1
Sok v MIMIA  FCAFC 56;
Applicant M169 of 2003 v MIMIA  FCAFC 311;
Applicant M164/2002 v MIMIA  FCAFC 16;
VNAA v MIMIA  FCAFC 134
Ismail v Rustom  VSC 625
Zion-Shalom v Magistrates Court of Victoria  VSC 476
Priest v Deputy State Coroner  VSC 449
Psycholigists Registration Board of Victoria v G  VCAT 1927
Jia v Minister for immigration  FMCA 422
Priest v West  VSCA 327
MZYYC v Minister for Immigration  FCCA 1769
Miles v Commissioner of Patents  FCAFC 109.
MZZQY v Minister for Immigration  FCCA 262
Fernando v Minister for Immigration  FCCA 409
He has appeared in over 50 cases in the Federal Court and in over 60 cases in the Federal Magistrates Court and Federal Circuit Court.
Most recently Cahal has appeared in the following cases in the Supreme Court of Nauru:
CRI 018 v Repiublic of Nauru (Supreme Court of Nauru, Khan J, 15 December 2016)
MEG026 v Republic of Nauru (Supreme Court of Nauru, Khan J, 7 February 2017)
B. Family/De Facto Law
Cahal appears in property and children's matters. He is a member of Family Law Bar Association.
C. Industrial and Employment Law
Cahal appears in election inquiries; employment contract disputes and Fair Work matters. He is a member of the Industrial Bar Association.
D. Wills and Estates
Cahal appears in Part IV claims and in claims relating to the vailidty of wills and enforcement of executors' obligations.
E. Criminal Law
Cahal appears in summary and indictable matters. He has also appeared in a number of matters under the Serious Sex Offenders (Detention and Supervision) Act 2009.
Cahal has published articles in the areas of employment law and migration law. He has also reviewed texts on migration law, statutory demands, Australian offshore law, and admiralty and maritime law, and criminal law.
Cahal grew up in Northern Ireland and is a graduate of the Queen's University, Belfast in Northern Ireland. He studied for his Bar Exams in Northern Ireland. After coming to Australia, he undertook further legal studies at the University of Melbourne.
From 1995 he worked at the Federal Court of Australia and from 1997 to 1999 he was Associate to Justice Ryan of the Federal Court.
Cahal served as a member of the Victorian Bar Council from 2004 to 2007. He has also served on committees and sub-committees of the Victorian Bar. He currently serves on the Bar's Pro Bono Commitee.