Section 5(1)(c) in The Chennai Metropolitan Water Supply and Sewerage Act, 1978
(c)undertaking developmental activities with a view to meet the future requirements of water supply and sewerage in the [Chennai] [Substituted for the word 'Madras' by the City of Madras (Alteration of Name) Act, 1996 (Tamil Nadu Act 28 of 1996).] Metropolitan Area;