(1) The responsible person for plumbing work must notify the following persons in writing during the prescribed period if the responsible person discovers, or becomes aware of, defective work while performing the plumbing work:(a) the owner of the premises where the defective work is located;(b) the occupier of the premises where the defective work is located, if any;(c) the relevant permit authority for the work.Penalty: Fine not exceeding 100 penalty units.(2) Nothing in subsection (1) prevents a person who is not the responsible person for the work from informing the relevant permit authority of any defective plumbing work.(3) A permit authority who is notified under subsection (1) , or who has become aware of defective plumbing work in any other way, may do one or more of the following:(a) inspect the defective plumbing work;(b) give a written direction to the responsible person for the plumbing work to do one or more of the following as specified in the direction:(i) to repair the defective work;(ii) to make the defective work compliant with the National Construction Code;(iii) to repair a defective product or system used in the work;(iv) to replace a fitting used in the work with an authorised fitting;(v) if there is a risk to public health, to disconnect (A) the supply of water to premises or part of premises; or(B) a plumbing installation from a sewer.(4) A responsible person who receives a written direction under subsection (3)(b) must comply with the written direction.Penalty: Fine not exceeding 100 penalty units.(5) If a written direction given to a responsible person under subsection (3)(b) relates to incomplete plumbing work, the responsible person must comply with the written direction before continuing with the plumbing work.Penalty: Fine not exceeding 100 penalty units.(6) A written direction under subsection (3)(b) ceases to have effect if (a) the work specified in the direction is completed to the satisfaction of the relevant permit authority; or(b) the direction is withdrawn; or(c) the relevant plumbing work is the subject of an order by the appeal tribunal.(7) A written direction is not to be given under subsection (3)(b) in respect of defective plumbing work if a certificate of completion has been issued in respect of that work.