5A. (1) The Board-(a) shall formulate the policies for operation and management of the Authority and the zones;(b) shall review, from time to time, the activities and performance of the Executive Board and the zones;(c) may give orders or issue instructions which are deemed appropriate for the purpose of efficient management of the affairs of the Authority and the zones. (2) The policies formulated, orders given and instruction issued by the Board shall be deemed to be the policies formulated, orders given and instructions issued by the Government and shall be followed accordingly; and they shall not require any formal approval of any Ministry or Division dealing with the matters for their implementation.