a) in relation to a mine, means--
i) the holder of a prospecting permit or mining authorisation issued under the Minerals Act;
ii) if a prospecting permit or mining authorisation does not exist, the person for whom the activities contemplated in paragraph (b) of the definition of 'mine' are undertaken, but excluding an independent contractor; or
iii) if neither (i) or (ii) is applicable, the last person who worked the mine or that person's successor in title; and
b) in relation to a works, means the person who is undertaking the activities contemplated in the definition of 'works', but excluding an independent contractor.