The Civil Procedure Rules 1998

Deemed service

6.7—(1) A document which is served in accordance with these rules or any relevant practice direction shall be deemed to be served on the day shown in the following table—

Method of serviceDeemed day of service
First class postThe second day after it was posted.
Document exchangeThe second day after it was left at the document exchange.
Delivering the document to or leaving it at a permitted addressThe day after it was delivered to or left at the permitted address.
Fax• If it is transmitted on a business day before 4 p.m, on that day; or
• in any other case, on the business day after the day on which it is transmitted.
Other electronic methodThe second day after the day on which it is transmitted.

(2) If a document (other than a claim form) is served after 5 p.m. on a business day, or at any time on a Saturday, Sunday or a bank holiday, the document shall be treated as having been served on the next business day.

(3) In this rule—

business day” means any day except Saturday, Sunday or a bank holiday; and

bank holiday” includes Christmas Day and Good Friday.