(1) A person must not perform any notifiable plumbing work, or cause or permit any notifiable plumbing work to be performed, unless he or she (a) is satisfied that a certificate of likely compliance (notifiable plumbing work) is in force in respect of the work; and(b) has notified the relevant permit authority that he or she intends to start the notifiable plumbing work; and(c) has been provided with authorisation to start the work, and a unique authorisation number for the work, by the permit authority.Penalty: Fine not exceeding 100 penalty units.(2) A person must perform any notifiable plumbing work in accordance with (a) the most recent notice of work provided in respect of the work to the permit authority; and(b) the certificate of likely compliance (notifiable plumbing work) provided in respect of the work.Penalty: Fine not exceeding 100 penalty units.(3) If a responsible person for notifiable plumbing work ceases to be the responsible person for the work (a) the work must stop; and(b) the person who is to become the new responsible person for the work must notify the relevant permit authority of that fact before permitting the work to be performed.(4) If notifiable plumbing work has not been completed within 2 years after the authorisation to start the work was provided by a permit authority under subsection (1)(c) , the responsible person for the work must obtain, from the relevant permit authority, written approval to continue with the notifiable plumbing work after the expiry of that period.Penalty: Fine not exceeding 100 penalty units.(5) The written approval of the permit authority under subsection (4) is to specify one further period in which the notifiable plumbing work must be completed.