4. Punishment for possessing unaccountable wealth on behalf of member of organised crime syndicate. - If any person on behalf of a member of an organised crime syndicate is, or, at any time bus been, in possession of movable or immovable property which he cannot satisfactorily account for, he shall be punishable with imprisonment for a term which shall not be less than three years but which may extend to ten years and shall also be liable to fine, subject to a minimum fine of rupees one lac and such property shall also liable for attachment and forfeiture, as provided by section 20. | 