(1) Subject to any determination in force under section 20X (3) (c), the
Ministerial Corporation may, from time to time and by notice in writing served
on the holder of an entitlement (being an entitlement which authorises the
taking of water from a water source which is subject to a scheme), vary any
determination made under section 20X (2) (b) or 20AB (1) (a) in respect of the
entitlement.
(2) A notice under subsection (1) may specify that the variation
has effect:
(a) in respect of a year specified in the notice, or
(b) in
respect of a year so specified and in respect of each subsequent year.
(3)
Where a notice has been served under subsection (1) on the holder of an
entitlement (being an entitlement which authorises the taking of water from a
water source which is subject to a scheme), the condition which pursuant to
section 20X (5) is attached to, or which pursuant to section 20AB (1) (b) is
included in, the entitlement shall be modified according to the tenor of the
notice and the water allocation in respect of the entitlement shall be deemed
to be varied accordingly.
(4) Service of a notice under subsection (1) on a
holder referred to in that subsection may be effected:
(a) by delivering the
notice to the holder personally,
(b) by leaving the notice with any person
apparently of or above the age of 14 years who apparently resides or is
employed on the land of the holder, or
(c) by letter sent by post and
addressed to the holder at the holder's address last known to the Ministerial
Corporation.