# The Civil Procedure Rules 1998, Rule 20.12: Procedural steps on service of an additional claim form on a non-party


(1) Where an additional claim form is served on a person who is not already a party it must be accompanied by—
(a) a form for defending the claim;
(b) a form for admitting the claim;
(c) a form for acknowledging service; and
(d) a copy of—
(i) every statement of case which has already been served in the proceedings; and
(ii) such other documents as the court may direct.
(2) A copy of the additional claim form must be served on every existing party.

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Source: https://www.legislation.gov.uk/uksi/1998/3132/rule/20.12 (the official version)
Page: https://openlegislation.uk/civil-procedure-rules-1998/rule-20.12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.