After section 62 of the Water Act 1989 insert —
(1) The Minister may make a declaration in respect of licences issued under section 51 to take water in a water system, authorising that holders of the licences may take water that is entitled to be taken under the licences in any particular water season in a subsequent water season.
(2) A declaration under subsection (1) may apply to—
(a) licences in a water system or part of a water system; or
(b) a class or classes of licences in a water system or part of a water system.
(3) Any taking of water under a declaration of the Minister under subsection (1) is subject to—
(a) any terms and conditions of the licence to which the water allocation applies; and
(b) any terms and conditions specified by the Minister in the declaration.
(4) The Minister must cause notice of the making of a declaration under subsection (1) to be—
(a) published in the Government Gazette; and
(b) in a newspaper circulating generally in the area to which the declaration applies.
(5) A declaration under subsection (1) has effect on the publication of notice of the making of the declaration in the Government Gazette.".