(1)Sections 1, 2 and 11 of this Act shall apply to an action for separation or separation and aliment brought after the commencement of this Act and decree in such action as those sections apply to an action for divorce and decree therein subject to—
(a)the modification that any reference to irretrievable breakdown of a marriage shall be construed as a reference to grounds justifying decree of separation of the parties to a marriage; and
(b)all other necessary modifications.
(2)In an action for separation or separation and aliment brought after the commencement of this Act, decree of separation shall not be pronounced except in accordance with the provisions of this section.