Section 9(4) in The Water (Prevention And Control Of Pollution) Rules, 1975
(4)The Member-Secretary shall be entitled to call for the services of any officer or employee of the Central Board, and files, papers and documents for study from any department of the Board, as also to carry out inspection of any department at any time including checking of accounts, vouchers, bills and other records and stores pertaining to the Board or regional offices thereunder.
