THIS PART OF THIS ACT SHALL APPLY ONLY IN RELATION TO AREAS SPECIFIED IN THAT BEHALF IN AN ORDER MADE BY THE MINISTRY OF HOME AFFAIRS{2} (IN THIS ACT REFERRED TO AS ""THE MINISTRY''). >DESIGNATION OF PREMISES. A> 2. (1) WHERE IT APPEARS TO THE [{3}DISTRICT COUNCIL] THAT THE WHOLE OR ANY PART OF A BUILDING IS OR CAN BE MADE SUITABLE C >>( A ) FOR USE AS A PUBLIC AIR-RAID SHELTER; OR C >>( B ) FOR USE, IN THE EVENT OF HOSTILE ATTACK, BY THE [{3}DISTRICT COUNCIL] IN CARRYING OUT ANY OF THEIR CIVIL DEFENCE FUNCTIONS, BTHE [{3}DISTRICT COUNCIL] MAY POST IN THE BUILDING OR PART A NOTICE DECLARING THAT THAT BUILDING OR PART MAY BE REQUIRED FOR USE FOR PUBLIC PURPOSES OF CIVIL DEFENCE. B>(2) WHERE THE [{3}DISTRICT COUNCIL] POST SUCH A NOTICE THEY SHALL NOTIFY THE MINISTRY AND TAKE SUCH STEPS AS APPEAR REASONABLY PRACTICABLE TO BRING THE CONTENTS OF THE NOTICE TO THE KNOWLEDGE OF THE PERSONS HAVING ESTATES OR INTERESTS IN THE BUILDING OR PART OF A BUILDING. B>(3) THE [{3}DISTRICT COUNCIL] MAY AT ANY TIME WITHDRAW