100 Minister may make stop work order
(1) If the Minister is of the opinion that any action is being, or is about to be, carried out by any person at a place of work to which this Act applies that involves, or is likely to result in, a serious breach of a provision of:(a) this Act or the regulations, or(b) the Work Health and Safety Act 2011 or the regulations under that Act,the Minister may order that the person is to cease or is not to carry out the action and that no action, other than any action that may be specified in the order, is to be carried out in or in the vicinity of the place, or a specified part of the place, within a period not exceeding 28 days after the day of the order.(2) An order takes effect on and from the time at which:(a) a copy of the order is provided to the operator of the mine by the Minister, or(b) a copy of the order is affixed in a conspicuous place in the mine by the Minister, or(c) the person carrying out or about to carry out the action the subject of the order is notified by the Minister that the order has been made,whichever is the sooner.(3) In this Part, a reference to action being, or about to be, carried out includes a reference to action that should be, but is not being, carried out and the Minister may make an order, in accordance with this Part, that any such action is to be carried out.(4) The regulations may modify this Part in relation to its application to a stop work order that specifies actions that must be carried out.(5) Without limiting the Minister’s delegation powers under section 182, the Minister may, by instrument in writing, delegate to any or all government officials the functions of giving notice or providing or affixing copies of an order under this section.

Section 100