(1) This division is about stormwater drains and stormwater installations.
(2) A stormwater drain is a drain, channel, pipe, chamber, structure, outfall or other works used to receive, store, transport or treat stormwater.
(3) A stormwater installation for a property--
(a) is any roof gutters, downpipes, subsoil drains or stormwater drain for the property; but
(b) does not include any part of a local government's stormwater drain.