(1) Part 7 of the Work Health and Safety Act applies in relation to a workplace that is related onshore premises in relation to particular regulated offshore activities.
(2) For the purposes of that application, section 116 of the Work Health and Safety Act applies as if the definition of relevant worker were substituted with the following definition:
"relevant worker" , in relation to a workplace that is related onshore premises in relation to particular regulated offshore activities, means a worker:
(a) who is a member, or eligible to be a member, of a relevant union; and
(b) whose industrial interests the relevant union is entitled to represent; and
(c) who works at a workplace in the Commonwealth offshore area where the regulated offshore activities are carried out.
(3) Part 7 of the Work Health and Safety Act, as applied by this Part, does not otherwise apply to related onshore premises or in relation to regulated offshore activities.