Citation and commencement
14 For Order 12, rule 9, there shall be substituted the following rules:—

“9 Acknowledgment of service of originating summons
1 Each defendant named in and served with an originating summons (other than an ex parte originating summons or an originating summons under Order 113) must acknowledge service of the summons as if it were a writ.
2 Where an originating summons is issued out of principal registry of the Family Division, the appropriate office for acknowledging service is that registry.
3 The foregoing rules of this Order shall apply in relation to an originating summons (other than an ex parte originating summons or an origination summons under Order 113) as they apply to a writ except that after the word “extended”, wherever it occurs in rule 5(a), there shall be inserted the words “or abridged” and for the reference in rule 5(b) to Order 11, rules 1 (3) and 4 (4), there shall be substituted a reference to Order 11, rule 9(6).

10 Acknowledgment of service to be treated as entry of appearance
For the purpose of any enactment referring expressly or impliedly to the entry of appearance as a procedure provided by rules of court for responding to a writ or other process issuing out of the High Court, or of any rule of law, the acknowledgment of service of the writ or other process in accordance with these rules shall be treated as the entry of an appearance to it, and related expressions shall be construed accordingly.”