# Political Parties, Elections and Referendums Act 2000, Paragraph 4


(1) Evidence given by a person who is a witness before the Speaker’s Committee may not be used against the person in any civil or disciplinary proceedings, or in any criminal proceedings, unless the evidence was given in bad faith.
(2) For the purposes of the law of defamation the publication by the Speaker’s Committee of any evidence given by a person who is a witness before the Speaker’s Committee is absolutely privileged.

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Source: https://www.legislation.gov.uk/ukpga/2000/41/schedule/2/paragraph/4 (the official version)
Page: https://openlegislation.uk/political-parties-elections-and-referendums-act-2000/schedule-2/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.