Section 46

Any person who lays any pipe in the vicinity of another pipe must, if one of the pipes is or is to be used to convey water suitable for drinking and the other pipe is or is to be used to convey water for any other purpose, or any other substance or thing, clearly mark the pipes so that they can be distinguished from each other.

A person who lays, repairs, modifies or replaces any pipe in the vicinity of another pipe must, if one of the pipes is or is to be used to convey water suitable for drinking and the other pipe is or is to be used to convey water for any other purpose, or to convey any other substance or thing, ensure that the pipes do not become connected or cross-connected to each other.

Any person who contravenes subsection (1) or (2) shall be guilty of an offence.