(1) Subject to subsection (2) , a person must carry out any plumbing work in accordance with this Act, the plumbing permit and the special plumbing permit.Penalty: In the case of (a) a natural person, a fine not exceeding 100 penalty units; or(b) a body corporate, a fine not exceeding 500 penalty units.(2) A person may carry out plumbing work that varies from the plumbing permit or special plumbing permit with the consent of the permit authority.