Section 2(1)(b) in The Maharashtra Air (Prevention and Control of Pollution) Rules, 1983
(b)'Board' means the Maharashtra Water (Prevention and Control of Pollution) Board constituted under section 4 of the Water (Prevention and Control of Pollution) Act, 1974 (6 of 1974) and deemed under section 4 of the Act to be the State Board for the Prevention and Control of Air Pollution constituted under section 5 of the Act;