(c)where any power or function which may be exercised or discharged under any law by a District Magistrate or Executive Magistrate immediately before the commencement of this Act has been conferred on the Commissioner of Po1ice or any other police officer by or under this Act, all proceedings in relation to or arising from the exercise of such power or the discharge of such function pending immediately before such conferment before the District Magistrate, or the Executive Magistrate, as the case may be, shall, on the conferment of such power or function on the Commissioner of Police or other police officer stand transferred to the Commissioner of Police or other Police officer, as the case may be, and the officer to whom such proceedings stand so transferred shall either proceed de novo or from the stage of such transfer.