In Lai Mun Wing v New Grand Coach Limited, the Court of First Instance addressed the procedural validity of a defence and counterclaim filed without board authorisation or prior statutory leave under section 733 of the Companies Ordinance (Cap. 622) (“CO“). Lavesh Kirpalani appeared before Deputy High Court Judge Gary CC Lam who confirmed that while the High Court has inherent jurisdiction (nunc pro tunc) to grant retrospective leave for statutory derivative actions under section 733 of the CO, it will exercise this jurisdiction only in exceptional circumstances. Consequently, the Court struck out the unauthorised pleading. However, exercising its discretion sua sponte, the Court treated the Intended Intervener’s prospective summons as a fresh statutory leave application and granted leave to defend and counterclaim on behalf of the company.

Key Facts & Procedural History

1. Deadlock and Proceedings: The Plaintiff (“Lai Senior“) commenced an action against New Grand Coach Limited (the “Company”). The Company’s sole directors and equal shareholders were Lai Senior’s son and the Intended Intervener (“Mr Chan”).
2. Unauthorized Filing: On 26 August 2025, Mr Chan filed a Defence and Counterclaim (the “Original D&C“) signed under a Statement of Truth without board authorization. At the time, Lai Senior’s son was subject to an ex parte injunction restraining him from acting as a director.
3. Cross-Applications:
   • 15 September 2025: Mr Chan issued a summons seeking retrospective leave under section 733 CO to intervene, defend, and counterclaim via the Original D&C.
   • 30 September 2025: Lai Senior applied to strike out the Original D&C for want of authority.
   • 1 April 2026: Mr Chan issued a second summons for leave under section 733 CO to defend and counterclaim pursuant to a draft Amended Defence and Counterclaim (the “Draft Amended D&C”).

Legal Issues

1. Board Authority: Did an injunction restraining one of two directors from acting empower the remaining director to unilaterally authorize litigation on behalf of the company?
2. Retrospective Jurisdiction: Does the Court have jurisdiction under section 733 of the CO to grant retrospective leave (nunc pro tunc) to bring or defend a statutory derivative action?
3. Test for Retrospective Leave: What principles govern the exercise of judicial discretion when retrospective leave is sought under section 733 CO?
4. Treatment of Defective Proceedings: How should the Court handle a subsequent application for prospective leave where an unauthorized initial pleading is struck out?

Holdings & Judicial Reasoning

1. Lack of Corporate Authority

The Court rejected the argument that an injunction restraining a co-director effectively “discounted” that director so as to allow the remaining director to convene a board meeting alone. The injunction did not remove the co-director from office or alter the company’s articles of association, which required a quorum of two directors. Thus, Mr Chan lacked authority to file the Original D&C on behalf of the Company.

2. Existence of Retrospective Jurisdiction (Nunc Pro Tunc)

Construing sections 732 and 733 of the CO alongside English (Wilton UK Ltd v Shuttleworth), Australian (RTP Holdings v Roberts), and Canadian (Su v Hougen Co. Ltd.) authorities, the Court held that:

• Judicial control over statutory derivative actions is procedural in nature.
• Section 733 CO regulates court procedures without extinguishing the Court’s inherent procedural power to grant orders with retrospective effect (nunc pro tunc).
• Accordingly, Hong Kong courts do possess jurisdiction under section 733 of the CO to grant retrospective leave.

3. Strict Two-Stage Test for Retrospective Leave

To prevent erosion of the Court’s statutory gatekeeping function, DHCJ Gary Lam established a strict two-stage threshold for retrospective leave under section 733 CO:

• Stage 1: Would the Court have granted prospective leave had an application been made prior to commencing or defending the action?
• Stage 2: If Stage 1 is satisfied, are there exceptional circumstances justifying the applicant’s failure to apply prospectively?

Application to Facts:

 Although the proposed defence and counterclaim raised serious triable issues (satisfying Stage 1), Mr Chan failed Stage 2. Fear of a potential default judgment did not constitute an exceptional circumstance because Mr Chan could have put the Plaintiff on notice of a forthcoming prospective leave application. There was no limitation/time-bar issue. Retrospective leave was refused, and the Original D&C was struck out.

4. Discretion to Treat Application as a Fresh Prospective Request

Rather than compelling the parties to endure redundant litigation, the Court—on its own motion—treated Mr Chan’s second summons as a fresh prospective application under section 733 CO. Finding that the Company was at a deadlock and had failed to diligently defend the action, that serious issues were to be tried, and that statutory notice under section 733(1)(c) CO should be dispensed with, the Court granted leave to file a fresh Defence and Counterclaim based on the Draft Amended D&C (subject to minor repleading).

Order & Costs

1. Substantive Orders:
   • Dismissed Mr Chan’s 1st Summons for retrospective leave.
   • Granted Lai Senior’s Strike-out Summons, striking out the Original D&C.
   • Treated Mr Chan’s 2nd Summons as a fresh application under section 733 CO and granted leave to file a fresh Defence and Counterclaim within 14 days.
   • Granted Lai Senior leave to file a Reply and Defence to Counterclaim within 28 days thereafter.
2. Costs on Indemnity Basis:
   • Mr Chan was ordered to pay Lai Senior’s costs of all three summonses forthwith on an indemnity basis.
   • The Court reasoned that indemnity costs were warranted due to Mr Chan’s initial lack of locus standi and the “haphazard manner” in which leave was pursued, requiring the Court to intervene sua sponte to regularise the proceedings.

Legal Practice Implications

• Strict Adherence to Pre-Action Leave: Practitioners must not file derivative pleadings or institute corporate litigation without prior board authorization or prospective leave under section 733 of the CO.
• High Threshold for Retrospective Validation: Courts will not grant nunc pro tunc leave as a matter of routine course. Absence of a time-bar defense or mere tactical pressure from opposing parties will not meet the “exceptional circumstances” test required to retroactively cure unauthorized filings.
• Indemnity Costs Exposure: Unilaterally issuing proceedings on behalf of a company without corporate authority or prior statutory leave exposes the applicant to immediate indemnity costs liabilities, even if substantive leave is ultimately granted on a fresh basis.