(1) In this Division, parties , in relation to an issue, means the following:
(a) the person conducting the business or undertaking or the person's representative;
(b) if the issue involves more than 1 business or undertaking, the person conducting each business or undertaking or the person's representative;
(c) if the worker or workers affected by the issue are in a work group, the health and safety representative for that work group or his or her representative;
(d) if the worker or workers affected by the issue are not in a work group, the worker or workers or their representative.
(2) A person conducting a business or undertaking must ensure that the person's representative (if any) for the purposes of this Division:
(a) is not a health and safety representative; and
(b) has an appropriate level of seniority, and is sufficiently competent, to act as the person's representative.