3.—(1) Subject to paragraphs 15 to 18 of Schedule 24 to the 2002 Act, the old law shall continue to apply where a merger of two or more water enterprises has taken place before 29th December 2004.
(2) The power of the decision-making authority under section 27(5) or 29(1) (including those provisions as applied by any enactment) in relation to events or transactions is exercisable, in relation to a merger of two or more water enterprises which has taken place before 29th December 2004, where the merger forms part of successive events or a series of transactions which include at least one event or transaction to which the new law applies.
(3) Where the decision-making authority exercises its power as mentioned in paragraph (2) in relation to a merger of two or more water enterprises which has taken place before 29th December 2004, paragraph (1) shall accordingly cease to apply in relation to the merger.
(4) In this article “enactment” includes an enactment comprised in secondary legislation, and includes an enactment whenever passed or made.