(1) The owner of premises on which a water meter is installed must ensure that the meter is not used to measure the quantity of water supplied by the council to other premises.
(2) Subclause (1) does not apply:(a) if the premises and the other premises are occupied by a single household or firm as a residence or place of business, or(b) if the council authorises the meter to measure the water supplied to the premises and the other premises.
(3) In those circumstances:(a) the council must credit the relevant water account with the amount of any water rate or charge paid in respect of all the premises, and(b) the owner of the premises on which the water meter is installed must ensure that:(i) the meter is directly connected to the water main by a single property service pipe, and(ii) the water for each of the premises passes through and is measured by the meter.
(4) However, if there are special circumstances requiring the laying of 2 or more service pipes, the owner of the premises must ensure that each service pipe is connected to a water meter.
(5) In that case, the council must credit the water account of each meter with the amount of any water rate or charge paid in respect of the premises supplied through the relevant service pipe.