Commonwealth Consolidated Acts Commonwealth Consolidated Acts(1) If an authorisation under this Part has been given subject to conditions specified in the notice of authorisation, the Minister may, by notice given in accordance with section 12PA, vary or revoke any of those conditions or impose further conditions.
(2) A variation, revocation or imposition done at the request of the person authorised to carry on an activity takes effect:
(a) at the time notice of the variation, revocation or imposition is given; or
(b) at any later time specified in the notice.
(3) A variation, revocation or imposition not done at the request of the person authorised to carry on an activity takes effect:
(a) if the Minister considers that irreversible environmental damage would be likely to occur if the variation, revocation or imposition did not take effect immediately--at the time notice of the variation, revocation or imposition is given; or
(b) at the start of the 14th day after the day on which notice of the variation, suspension or revocation is given or at any later time specified in the notice.
(4) Notice of a variation, revocation or imposition given under this section must state when the variation, revocation or imposition is to take effect.
(5) A failure to comply with subsection (4) does not invalidate a notice.