(1)  A stopwork order in relation to a place takes effect from whichever is the earlier of the following:

(a) the time at which, and date on which, the order is served under section 57 (3) (a) ;

(b) the time at which, and date on which, the order is fixed to the place under section 57 (3) (b) .

(2)  A stopwork order, unless it is sooner revoked, remains in force until whichever is the later of the following:

(a) the end of the period, not exceeding 14 days, specified in the order;

(b) any further period the Appeal Tribunal allows under subsection (3) .

(3)  The Heritage Council may apply to the Appeal Tribunal to extend the period during which a stopwork order remains in force.