157. (1) For the purpose of first general elections to Paurashavas under this Ordinance, unless the Government otherwise directs,-(a) all the municipalities in existence immediately before the commencement of this Ordinance shall be deemed to be municipalities declared under section 4; and(b) all the constituencies within the said municipalities, except the municipalities of Dacca, Gulshan, Mirpur, Lakshmipur and Kalia, shall be deemed to be wards thereof delimited under Chapter II of Part II. (2) For the first general election to Paurashavas of the municipalities of Dacca, Gulshan, Mirpur, Lakshmipur and Kalia, the wards shall be delimited by the Government in such manner as it deems fit.