20(1)Where a rockburst or significant seismic event occurs within or adjacent to the workings of an underground mine, an employer shall, within twenty-four hours after the occurrence, notify the Chief Compliance Officer.

20(2)An employer shall keep a record of all rockbursts and significant seismic events showing, to the extent possible, the time and location and other relevant information pertaining to the rockburst or seismic event, including any injury to persons.

20(3)An employer shall ensure that the information required for the record referred to in subsection (2) is entered forthwith in the record.

20(4)An employer shall make a record referred to in subsection (2) available to an officer and the committee on request.