29. (1) Any person who, in any marine reserves declared under section 28, without permission granted under this section,- (a) fishes or attempts to fish; or (b) dredges, extracts sand or gravel, discharges or deposits waste or any other polluting matter, or in any other way disturbs, alters or destroys fish or their natural breeding grounds or habitats; or (c) constructs or erects any buildings or other structures on or over any land or waters within such reserve, shall be guilty of an offence and shall be liable to a fine not exceeding Taka one lakh. (2) The Director may give permission to do, any of the things prohibited under this section where the doing of such things may be required for the proper management of the reserve or for any of the purposes referred to in section 28.