Order 10, rule 1, shall be amended as follows:—
(1) In paragraph (1) the words from “Subject to” to “these rules” shall be omitted.
(2) The following paragraphs shall be inserted after paragraph (1):—
(2) A writ for service on a defendant within the jurisdiction may, instead of being served personally on him, be served—
(a) by sending a copy of the writ by ordinary first-class post to the defendant at his usual or last known address, or
(b) if there is a letter box for that address, by inserting through the letter box a copy of the writ enclosed in a sealed envelope addressed to the defendant.
In sub-paragraph (a) `first-class post' means first-class post which has been pre-paid or in respect of which prepayment is not required.
(3) Where a writ is served in accordance with paragraph (2)—
(a) the date of service shall, unless the contrary is shown, be deemed to be the seventh day (ignoring Order 3, rule 2(5)) after the date on which the copy was sent to or, as the case may be, inserted through the letter box for the address in question;
(b) any affidavit proving due service of the writ must contain a statement to the effect that—
(i) in the opinion of the deponent (or, if the deponent is the plaintiff's solicitor or an employee of that solicitor, in the opinion of the plaintiff) the copy of the writ, if sent to, or, as the case may be, inserted through the letter box for, the address in question, will have come to the knowledge of the defendant within 7 days thereafter; and
(ii) in the case of service by post, the copy of the writ has not been returned to the plaintiff through the post undelivered to the addressee.
(3) The existing paragraphs (2) and (3) shall stand as paragraphs (4) and (5) respectively and the existing paragraph (4) shall be omitted.
(4) After paragraph (5) as so re-numbered there shall be added the following paragraph:—
(6) This rule shall have effect subject to the provisions of any Act and these rules and in particular to any enactment which provides for the manner in which documents may be served on bodies corporate.