Regulations 101 and 102 of the Principal Regulations are repealed and the following regulation is substituted:
“101. Notification after completion of work—water services
“(1) This regulation applies where work is carried out on a water service or a hot water service.
“(2) Where this regulation applies, the person who has carried out the work shall, within 7 days after completing the work give to the Chief Executive a statement of the work completed on an approved form.
“(3) Where this regulation applies and the work has been carried out in relation to a building to which there is connected a property service of not less than 50 mm in diameter, the person who carried out the work shall give to the Chief Executive, within 7 days after the completion of the work, a copy of the approved plan on which there is endorsed a certificate that the plan is a true record of the work carried out.”.