92   Closing of shafts and outlets

(1)  The operator of a mine must:

(a)  cause every shaft or outlet at a mine, when it ceases to be used, to be securely fenced off as soon as practicable and to be fully sealed or filled in a manner approved by the Chief Inspector, or provided with an enclosure, barrier, plug or seal approved by the Chief Inspector, within 30 days after the mine ceases to be used, and

(b)  cause the seal, fill, enclosure, barrier or plug to be properly maintained, and

(c)  before abandoning the mine, cause every shaft or outlet at the mine to be fully sealed or filled in a manner approved by the Chief Inspector, or provided with an enclosure, barrier, plug or seal approved by the Chief Inspector.

(2)  If the operator of a mine is not the occupier of the land on which work is required to be carried out under subsection (1), the operator of the mine must give reasonable notice to the occupier of the land before causing the work to be carried out.