Ernest C Y Ng

Call 2013 (Hong Kong)


English, Cantonese, Mandarin


T: +852 2840 1130

Secretary: Ms. Joyce Kwan


Ernest, a Bar Scholar (2012), has a focused practice on civil, public law and regulatory matters. He has appeared in all levels of Courts in Hong Kong and in administrative tribunals including the Inland Revenue Board of Review and the Market Misconduct Tribunal.

On his civil practice, Ernest has experience in advising and appearing in cases concerning commercial and company disputes, land disputes (particularly adverse possession matters) and personal injury litigation.

His has particular experience advising and appearing in judicial review in areas involving constitutional questions, human rights, town planning, environment, police power, regulatory and disciplinary matters. He also advises on public international law matters.

Prior to joining the Bar, Ernest read social sciences and law at the University Hong Kong with emphasis on international relations and public international law. He received his Master of Laws (International Law) with Class I Honours from the University of Cambridge under the supervision of Prof. James Crawford S.C. on the strength of his study in international constitutional law.

Ernest worked as an intern at the International Criminal Tribunal for the Former Yugoslavia in The Hague with HH Judge Liu and assisted in several landmark decisions during that period.

Practice Areas

Administrative and Public Law
Commercial Law
Compliance, Securities and Banking
Equity and Trusts
Public International Law
Private International Law
Land Law
Personal Injuries



LL.M. (International Law) (1st Cl.),
University of Cambridge


University of Hong Kong


University of Hong Kong


B.Soc.Sc (Gov’t & Laws) (1st Cl.),
University of Hong Kong
  • Hong Kong Bar Association, Constitutional Affairs and Human Rights Committee (2012 – Present)
  • Hong Kong Bar Association, International Laws Committee (2016 – Present)
  • Hong Kong Bar Association, Young Barristers Committee (2012 – 2017)
  • Hong Kong Bar Association, Executive Council (2013 – 2015)


Academic Appointments
  • University of Hong Kong, Faculty of Law, Lecturer (Public International Law) (2015-Present); Administrative Law (2018-Present)
  • University of Hong Kong, Faculty of Law, Tutor (Administrative Law) (2015-2016); Constitutional Law (2018-Present)
  • University of Hong Kong, Faculty of Law, Tutor (International Humanitarian Law Moot) (2014-Present)
  • Bar Scholarship (2012)
  • Charles Ching Scholarship (2012)
  • Elizabeth Mabel Burnett Prize, Hughes Hall College, University of Cambridge (2012)
  • Sir Richard May Trust Fund (2010)

Hong Kong Civil Procedure (original author of the commentaries to the Interpretation and General Clauses Ordinance (Cap. 1) (2016 – Present)


Public Law and Regulatory Matters

  • Tomorrow Finances Limited v Director of Fire Services [2019] HKCFI 3025 (with Mr. Lewis Law) – Fire Hazards Abatement Notices issued against operators of mini-storage facility
  • Kwok Cheuk Kin v Director of Public Prosecutions and Secretary for Justice [2019] HKCFI 2215 (with Ms Ivy Ho) – Decision not to prosecute former Chief Executive
  • Kwok Cheuk Kin v President of the Legislative Council on behalf of the Legislative Council [2019] HKCFI 1482 (with Mr. Jeffrey Tam) – Quorum of the Committee of the Whole Council of the Legislative Council
  • Cheung Yuen Ni v Chief Executive in Council [2019] HKCFI 1290;HCAL 177/2015 (sole counsel (leave); led by Mr. Anson Wong SC (substantive application)) – Roadwork concerning the Castle Peak Road; Environmental assessment under the Road (Works, Use and Compensation) Ordinance
  • Mo Kwan Tai v The Council of the University of Hong Kong HCAL 17/2017 (leave granted on paper) – Right to participate in public affairs; Tameside duty of the Council of the University of Hong Kong
  • Kwok Cheuk Kin v Leung Chun Ying [2017] HKCFI 796; HCAL 201/2016 – Inadvertent non-compliance with the Oaths and Declarations Ordinance; extension of time
  • Ho Loy & Another v Director of Environmental Protection [2016] HKCFI 2171; HCAL 21/2015 (led by Mr. Nigel Kat SC) – Environmental Impact Assessment of the Third Runway of the Hong Kong International Airport
  • Leung Lai Kwok Yvonne v Chief Secretary for Administration [2015] HKCFI 929; HCAL 31/2015 (led by Mr. Anson Wong SC and with Mr. Martin Kok) – Consultation on the selection of Chief Executive; interpretation of the “831” NPCSC Decision
  • Chan Kam Chuen & Others v Director of Lands [2015] HKCFI 363; HCAL 145/2014 (with Mr. Hectar Pun) – Liantong / Heung Yuen Wai BCP; extension of time.
  • Acted for applicants in challenging the issuance of search warrants and applying for urgent injunctive relief against the Commissioner of the Police.

Civil; Commercial and Land

  • Tang Sau Lin v Youngfield Limited & Others [2019] HKCA 903; CACV 329/2018 1987/2016 – Adverse possession of airspace
  • Cosimo Borrelli as Trustee of the SFC Litigation Trust v Allen Tak Yuen Chan & Others [2019] HKCFI 1376; HCMP 1987/2016 (with Mr. Bernard Mak) – Practice and procedure on Writ of Subpoena Ad Testificandum and Duces Tecum
  • Kwong Wai Hsien and Fund Lai Sheung v Incorporated Owners of Tai Wai Glamour Garden [2018] HKCFI 1887; HCA 1442/2013 – Interpretation of DMC; Trial on breach of fiduciary duties of an owners’ incorporation
  • Carrie Woo v Lui Mo Dock [2018] HKDC 977; DCCJ 4/2015 (Trial); [2019] HKDC 348 (Costs & Interest) – Trial on neighbourhood dispute based on negligence, Ryland v Fletcher and nuisance as a result of Typhoon Vincente; Enhanced Interest and indemnity costs for the whole action
  • B.R. CAT International Co. Ltd v Hong Kong Proof Import and Export Trading Co Ltd & Others [2017] HKCFI 1691; HCA 1023/2014 – Trial on recovery of assets lost as a result of cyber fraud; defence of bona fide purchaser for value without notice
  • Zhang Yuzhen v Yang Yuexiang & Others [2015] HKCFI 1650; HCA 157/2015  (led by Mr. Ronny Tong SC) – Derivative action by nominee shareholder
  • Actions on adverse possession of new territories and/or urban lands: e.g. Chan Wing Go v Incorporated Owners of Wing Hong Factory Building [2015] HKDC 529; DCCJ 1736/2015; U Po Chu v Tsang Pui Ling & others DCMP 467/2013; HCMP 2795/2016; Chiu Suet Ying; Lau Sang; Ho Man Yuen v The Incorporated Owners of Kiu Yu and Kiu Fat Mansion [2018] HKDC 698, 699, 700; DCCJ 5071/2014; DCCJ 4735/2014; DCCJ 2116/2015; Honeynut Limited v Ng Yau Ching & another [2019] HKDC 47; DCCJ 1226/2016; Chan Lin Wing v Chau Chung Leung [2019] HKDC 325; DCCJ 3934/2016