The Civil Procedure Rules 1998

[F1Personal serviceE+W

6.22.(1) Where required by another Part, any other enactment, a practice direction or a court order, a document must be served personally.

(2) In other cases, a document may be served personally except—

(a)where the party to be served has given an address for service under rule 6.23F2...; or

(b)in any proceedings by or against the Crown.

(3) A document may be served personally as if the document were a claim form in accordance with rule 6.5(3).

[F3(For service out of the jurisdiction see rules 6.40 to 6.47.)]]