# The Civil Procedure Rules 1998, Rule 10.1: Acknowledgment of service


(1) This Part deals with the filing of an acknowledgment of service.
(2) Where the claimant uses the procedure set out in Part 8 (alternative procedure for claims) this Part applies subject to the modifications set out in rule 8.3.
(3) A defendant must file an acknowledgment of service if—
(a) they are unable to file a defence within the period specified in rule 15.4; or
(b) they wish to dispute the court’s jurisdiction.
(Part 11 sets out the procedure for disputing the court’s jurisdiction.)

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Source: https://www.legislation.gov.uk/uksi/1998/3132/rule/10.1 (the official version)
Page: https://openlegislation.uk/civil-procedure-rules-1998/rule-10.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.