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Hong Kong · civil procedure

What period applies to cfi postal writ service date?

Seventh calendar day after dispatch or insertion. Establish the rebuttable deemed service date. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.

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Period
Seventh calendar day after dispatch or insertion
Trigger
Dispatch by registered post or insertion through the qualifying letter box
Rule
Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)
Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

Official verified English consolidated chapter 4A, version October 1,2025. Acquired October 9, 2026, with the official current register and immutable verified PDF. Current verified official English consolidated chapter PDFs acquired October 9, 2026. Version dates retained per chapter register. No claim that a calendar proves future gale, black-rainstorm or emergency office closures.

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What period applies to cfi postal writ service date?

Seventh calendar day after dispatch or insertion. Establish the rebuttable deemed service date. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.

Responsible actor. Plaintiff or agent serving a sealed writ.

Dispatch by registered post or insertion through the qualifying letter box

Seventh calendar day after dispatch or insertion

Plaintiff or agent serving a sealed writ. Writ for service within Hong Kong; Usual or last-known address; Registered post or sealed addressed letter-box route; No contrary proof. The rule expressly ignores Order 3 rule 2(5). Electronic service and ordinary post are separate routes.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

How does this provision count time?

  1. Establish the rebuttable deemed service date
  2. Plaintiff or agent serving a sealed writ uses the established dispatch by registered post or insertion through the qualifying letter box. Seventh calendar day after dispatch or insertion. Exclude the effective event day. Ordinary intervening weekends remain counted unless an applicable source provision excludes them.
  3. Establish the rebuttable deemed service date. An office calendar does not automatically change this service, deemed-event, minimum-interval or status boundary. The source and the actual completion route control. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.
  4. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.

Plaintiff or agent serving a sealed writ uses the established dispatch by registered post or insertion through the qualifying letter box. Seventh calendar day after dispatch or insertion. Exclude the effective event day. Ordinary intervening weekends remain counted unless an applicable source provision excludes them.

Establish the rebuttable deemed service date. An office calendar does not automatically change this service, deemed-event, minimum-interval or status boundary. The source and the actual completion route control. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

What do independently checked examples show?

Fictitious example

Plaintiff or agent serving a sealed writ. Dispatch by registered post or insertion through the qualifying letter box occurs on Friday, October 9, 2026. The retained eligibility and ordinary procedural conditions apply.

Example counting steps
StepWhat is countedDate
Example 1. Ordinary established factsPlaintiff or agent serving a sealed writ. Dispatch by registered post or insertion through the qualifying letter box occurs on Friday, October 9, 2026. The retained eligibility and ordinary procedural conditions apply. Seventh calendar day after dispatch or insertion. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.Friday, October 16, 2026
Example 2. Closed-day boundaryPlaintiff or agent serving a sealed writ. Dispatch by registered post or insertion through the qualifying letter box occurs on Monday, October 12, 2026. The retained eligibility and ordinary procedural conditions apply. Seventh calendar day after dispatch or insertion. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.Monday, October 19, 2026
Example 3. Material procedural branchPlaintiff or agent serving a sealed writ. Dispatch by registered post or insertion through the qualifying letter box occurs on Friday, October 9, 2026. The complete eligibility and procedural facts are not established. This actual branch must be established independently before any ordinary endpoint can be used. Writ for service within Hong KongThe rule expressly ignores Order 3 rule 2(5). Electronic service and ordinary post are separate routes.
Example resultFriday, October 16, 2026

Fictitious established facts. These examples do not establish eligibility, effective service, relief or a direction.

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Which conditions and exceptions apply?

Writ for service within Hong Kong
Writ for service within Hong Kong
Usual or last-known address
Usual or last-known address
Registered post or sealed addressed letter-box route
Registered post or sealed addressed letter-box route
No contrary proof
No contrary proof
Correct source counting and completion route
Plaintiff or agent serving a sealed writ uses the established dispatch by registered post or insertion through the qualifying letter box. Seventh calendar day after dispatch or insertion. Exclude the effective event day. Ordinary intervening weekends remain counted unless an applicable source provision excludes them. Establish the rebuttable deemed service date. An office calendar does not automatically change this service, deemed-event, minimum-interval or status boundary. The source and the actual completion route control. This establishes a rebuttable service event, not the defendant’s acknowledgment deadline.
Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)
  • Plaintiff or agent serving a sealed writ. Writ for service within Hong Kong; Usual or last-known address; Registered post or sealed addressed letter-box route; No contrary proof. The rule expressly ignores Order 3 rule 2(5). Electronic service and ordinary post are separate routes.
  • The rule expressly ignores Order 3 rule 2(5). Electronic service and ordinary post are separate routes.

What must the responsible actor complete?

Questions about this procedure

What period applies to cfi postal writ service date?

Does ordinary post qualify for the seven-day writ presumption?

No. Order 10 rule 1(2)(a) specifies registered post. The separate letter-box route uses a sealed addressed envelope.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

Are weekends omitted from deemed writ service?

No. Rule 1(3)(a) expressly ignores the short-period exclusion in Order 3 rule 2(5).

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

Can evidence displace the seventh-day presumption?

Yes. The deemed date applies unless the contrary is shown. Retain contrary delivery or knowledge evidence.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

What must the postal service affidavit address?

It must address expected knowledge within seven days and state that the posted copy was not returned undelivered.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

Does the letter-box route use another counting rule?

No. The same seventh-day presumption applies after insertion through the qualifying address’s letter box.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

Does this date include the acknowledgment period?

No. Calculate the acknowledgment period separately from effective service, including its first-day rule.

Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)

Official sources and review

Provisions used (5)
Provisions used in this guide
ProvisionPurpose
Rules of the High Court (Cap. 4A), Order 10, rule 1(3)(a)Check the identified procedure, event, counting rule or qualification
Rules of the High Court (Cap.4A), Order3 rules1–5 and Order64 rule1Check the identified procedure, event, counting rule or qualification
High Court Ordinance (Cap.4), section31(1), including its endorsed-writ provisoCheck the identified procedure, event, counting rule or qualification
Interpretation and General Clauses Ordinance (Cap.1), section71(1)–(2)Check the identified procedure, event, counting rule or qualification
General Holidays Ordinance (Cap.149), section3 and ScheduleCheck the identified procedure, event, counting rule or qualification
Read the official controlling provision

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