# The Civil Procedure (Amendment No.4) Rules 2005, Paragraph 20.10: Effect of service of an additional claim


(1) A person on whom an additional claim is served becomes a party to the proceedings if he is not a party already.
(2) When an additional claim is served on an existing party for the purpose of requiring the court to decide a question against that party in a further capacity, that party also becomes a party in the further capacity specified in the additional claim.

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Source: https://www.legislation.gov.uk/uksi/2005/3515/schedule/1/paragraph/20.10 (the official version)
Page: https://openlegislation.uk/civil-procedure-amendment-no4-rules-2005/schedule-1/paragraph-20.10
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.