(A)   At any time or times, before or after the formal adoption of the official comprehensive plan by the corporate authorities, an official map may be designated by ordinance, which may consist of the whole area included within the official comprehensive plan or 1 or more separate geographical or functional parts, and may include all or any part of the contiguous unincorporated area within 1 1/2 miles from the corporate limits of the city. All requirements for public hearing, filing of notice of adoption with the County Recorder of Deeds, and filing of this plan and ordinances including the official map with the City Clerk shall be complied with as provided for by law.
   (B)   No map or plat of any subdivision or resubdivision presented for record, affecting land within the corporate limits of the city or within contiguous territory which is not more than 1 1/2 miles beyond the corporate limits, shall be entitled to record or shall be valid unless the subdivision shown thereon provides for standards of design, and standards governing streets, alleys, public ways, ways for public service facilities, street lights, public grounds, size of lots to be used for residential purposes, storm and flood water runoff channels and basins, water supply and distribution, sanitary sewers, and sewage collection and treatment, in conformity with the applicable requirements of the ordinances including the official map.
(1983 Code, §17-6)