### Matrimonial Causes Rules 《婚姻訴訟規則》

23. Service of pleadings
A party who files an answer, reply or subsequent pleading shall, at the same time, serve a copy thereof with a notice in Form 3 with Form 4 attached, annexed to it, on every opposite party. 
(L.N. 78 of 1986)

24. Supplemental answer and amendment of pleadings
Rules 16 and 17 shall apply with the necessary modifications to the filing of a supplemental answer, and the amendment of a pleading or other document not being a petition, as they apply to the filing of a supplemental petition and the amendment of a petition.

25. Service and amendment of pleadings in Summer Vacation
R.H.C. Order 3, rule 3 and R.H.C. Order 18, rule 5 (which restrict the service and amendment of pleadings in the Summer Vacation) shall not apply to any matrimonial proceedings pending in the Court of First Instance.
(25 of 1998 s. 2; L.N. 26 of 2002)

26. Particulars
(1) A party on whom a pleading has been served may in writing request the party whose pleading it is to give particulars of any allegation or other matter pleaded and, if that party fails to give the particulars within a reasonable time, the party requiring them may apply for an order that the particulars be given. 
(2) The request or order in pursuance of which particulars are given shall be incorporated with the particulars, each item of the particulars following immediately after the corresponding item of the request or order. 
(3) A party giving particulars, whether in pursuance of an order or otherwise, shall at the same time file a copy of them.

### Matrimonial Causes Rules 《婚姻訴訟規則》

28. Discovery of documents in defended cause
(1) This rule applies to a defended cause begun by petition.
(2) Unless the court makes an order under paragraph (3), the formal procedure for discovery and inspection of documents prescribed by the Rules of the High Court (Cap. 4 sub. leg. A) shall apply. (E.R. 4 of 2019)
(3) The court may, of its own motion but subject to any proper claim of privilege, do either or both of the following—
(a) make such order for discovery of documents, including the mode of discovery, as it may consider necessary or desirable;
(b) order any party to produce any relevant document in his possession or under his control for inspection by any other party and may order that any such inspection shall take place in the presence of an officer of the court.
(4) R.H.C. Order 24, rule 16 shall apply with the necessary modifications to any failure to comply with an order for discovery or inspection of documents.
(5) A party who fails to comply with an order for discovery or inspection of documents shall not, except with the leave of the court, be permitted to reply at the trial of the cause on any document mentioned in the order.
(6) The powers of the court with regard to the making of orders for discovery or inspection of documents may be exercised by the registrar.
(7) Any party dissatisfied with an order for discovery or inspection of documents made by the registrar may, within 5 days of the making of such order and upon giving not less than 2 days’ notice to any other party, apply to the court to set aside such order.
(8) In this rule—
court (法院) includes any judge of the court sitting in court or in chambers.
(L.N. 26 of 2002)

29. Discovery by interrogatories in defended cause
(1) R.H.C. Order 26 (which deals with discovery by interrogatories) shall apply to a defended cause begun by petition as it applies to a cause within the meaning of that Order, but with the omission of— (L.N. 135 of 1972)
(a) (Repealed L.N. 26 of 2002)(b) rule 2; (L.N. 26 of 2002)
(ba) in rule 4(1), the words “or the notice under Order 25, rule 7,”; and (L.N. 26 of 2002)
(c) in rule 6(1), the words from “including” to the end.
(2) (Repealed L.N. 26 of 2002)(25 of 1998 s. 2)

### Matrimonial Causes Rules 《婚姻訴訟規則》

31. Conduct of medical examination
(1) Every medical examination under rule 30 shall be held at the consulting room of the medical inspector or, as the case may be, of one of the medical inspectors appointed to conduct the examination: 
Provided that the court may, on the application of a party, direct that the examination of that party shall be held at the registry or at such other place as the court thinks convenient. (L.N. 325 of 1982) 
(2) Every party presenting himself for examination shall sign, in the presence of the inspector or inspectors, a statement that he is the person referred to as the petitioner or respondent, as the case may be, in the order for the examination, and at the conclusion of the examination the inspector or inspectors shall certify on the statement that it was signed in his or their presence by the person who has been examined. 
(3) Every report made in pursuance of rule 30 shall be filed and either party shall be entitled to be supplied with a copy on payment of the prescribed fee.

32. Order for transfer of cause
(1) The court may order that a cause or application pending in the District Court be transferred to the Court of First Instance, where, having regard to all the circumstances including the difficulty or importance of the cause or application or of any issue arising therein, the court thinks it desirable that the cause or application should be heard and determined in the Court of First Instance.
(2) An order under paragraph (1) may be made by the judge of his own motion or on the application of a party, but before making an order of his own motion the judge shall give the parties an opportunity of being heard on the question of transfer and for that purpose the registrar may give the parties notice of a date, time and place at which the question will be considered. 
(3) Any cause or application transferred to the Court of First Instance under paragraph (1) may be re-transferred to the District Court at any stage of the proceedings if the Court of First Instance thinks it desirable.
(L.N. 217 of 1987; 25 of 1998 s. 2; L.N. 26 of 2002)