# Domicile and Matrimonial Proceedings Act 1973, Paragraph 2

Extent: E+W

“Matrimonial proceedings” means any proceedings so far as they are one or more of the five following kinds (whether relating to a marriage of a man and a woman or a marriage of a same sex couple), namely, proceedings for—
divorce,
judicial separation,
nullity of marriage,
a declaration as to the validity of a marriage of the applicant, and
a declaration as to the subsistence of such a marriage.

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Source: https://www.legislation.gov.uk/ukpga/1973/45/schedule/1/paragraph/2 (the official version)
Page: https://openlegislation.uk/domicile-and-matrimonial-proceedings-act-1973/schedule-1/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.