26. A collective agreement, a memorandum of which has been certified by a Court, shall be deemed to be an award for the purposes of this Act and shall be binding on —
(a)
the parties to the collective agreement;
(b)
any successor to, or any transferee, assignee or transmittee of, the undertaking of an employer bound by an agreement, including any corporation which has acquired or taken over the undertaking of such an employer;
(c)
any successor to a trade union of employees which was a party to the collective agreement; and
(d)
any person or trade union upon whom it is declared to be binding by order made by the Minister under section 41.