Section 2(d) in The Chennai Metropolitan Water Supply and Sewerage Act, 1978
(d)"drain" includes a tunnel, pipe, ditch, gutter or channel or any cistern, flush-tank, septic tank, cess pool, or other device for carrying off or treating or disposing sewage, sullage, offensive matter, polluted water, waste water or subsoil water, and also includes any culvert, ventilator, shaft or pipe or other appliances or fittings connected with such drain, and any ejector, compressed air mains, sealed sewage mains and special machinery or apparatus for raising, collecting, expelling or removing sewage, sullage or offensive matter from any place; but does not include a rain or storm water drain or a water table constructed by the side of the road kerb or a chute leading from such water table to a side drain exclusively meant to drain away rain water on the road;
