Section 6(1)(b) in The Bengal Natural History Society (Acquisition Of The Natural History Museum) Act, 1993
(b)wrongfully obtains possession of, or retains, any property forming part of the Museum or wilfully withholds or fails to furnish to the State Government or any person authorised by that Government any document relating to the Museum which may be in his possession, custody or control or fails to deliver to the State Government or any person authorised by that Government any property forming part of the Museum or books of account, registers or other documents in his custody relating to the Museum, or