# Matrimonial Causes (Northern Ireland) Order 1978, Paragraph 2


“Matrimonial proceedings” means any proceedings so far as they are one or more of the five following kinds, namely, proceedings for—
divorce,
judicial separation,
nullity of marriage,
a declaration as to the validity of a marriage of the petitioner, and
a declaration as to the subsistence of such a marriage.

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Source: https://www.legislation.gov.uk/nisi/1978/1045/schedule/1/paragraph/2 (the official version)
Page: https://openlegislation.uk/matrimonial-causes-northern-ireland-order-1978/schedule-1/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.