In this Part—
"official of a union" means a person who holds an office in, or is an employee
of, the union;
"relevant person conducting a business or undertaking" means a
person conducting a business or undertaking in relation to which the WHS entry
permit holder is exercising or proposes to exercise the right of entry;
"relevant union" means the union that a WHS entry permit holder represents;
"relevant worker", in relation to a workplace, 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 that workplace.