Hong Kong (1985)
California, USA (1991)
LL.B. (University of Hong Kong) (1981)
P.C.LL. (University of Hong Kong) (1982)
LL.M. in Commercial and Corporate Law (University College London) (1988)
LL.B. (Peking University) (1996)
Ph.D. (Peking University) (2006)
HKMAAL Accredited General Mediator (2013)
Jimmy Ma has substantial experience in criminal matters and he is also expert in the Basic Law and constitutional issues that relate to the powers and functions of the Legislative Council of the HKSAR. Jimmy served as Counsel to the Legislature for over 18 years since 1996 until he joined Liberty Chambers in July 2015.
As Counsel to the Legislature, Jimmy advised the President of and Clerk to Legislative Council on legal issues arising from the business of the Council, which included the handling of the following judicial review cases:
CHIM Pui Chung v. The President of the Legislative Council  2 HKLRD 552
CHAN Yuk Lun v The Legislative Council of the HKSAR, HCA 1189 of 2004 (Unreported)
LEUNG Kwok Hung v Clerk to the Legislative Council  HKEC 1242.
LEUNG Kwok Hung v The President of the Legislative Council  1 HKLRD 387
CHENG Kar Shun and Another v LI Fung Ying and Others  2 HKLRD 555
LEUNG Kwok-hung v The President of the Legislative Council  3 HKLRD 470
LEUNG Kwok-hung v The President of the Legislative Council  2 HKLRD 1179
LEUNG Kwok Hung v The President of the Legislative Council (2014) 17 HKCFAR 841
As Legal Adviser of the Legislative Council Secretariat, Jimmy was also the legal adviser to major committees, including the House Committee, Finance Committee and its two subcommittees on public works and establishment, Committee on Rules of Procedure, Public Accounts Committee, Committee on Members' Interest, Investigation Committee (upon a motion to disqualify a Member) and a large number of Select Committees which conducted investigation on public policy issues.
In addition to his expertise in parliamentary constitutional and legal issues, Jimmy has gained substantial experience in criminal matters during his 11 years of police service and as counsel for the prosecution in criminal cases at all levels of courts. After he joined the Legislative Council Secretariat in 1992, he continued to play an important role in advising the Legislative Council in its scrutiny of a number of important legislation relating to commercial practices, such as the Securities and Futures Ordinance, the revamped Companies Ordinance, and Competition Ordinance, etc.
As head of the Legal Service Division that provides in-house legal service to The Legislative Council Commission and the Legislative Council Secretariat, Jimmy has substantial experience in dealing with all aspects of corporate matters that included the procurement of goods and services, employment matters and issues peculiar to the provision of administrative support and services to the Legislative Council.
Jimmy started private practice at the bar in July 2015 following his service of over 40 years at the public sector. His main areas of interest are commercial crime and public law with special emphasis in judicial review applications.