Each county that does not provide for the siting of family day care homes in zones that are designated for single-family or other residential uses, and for the siting of mini-day care centers and day care centers in zones that are designated for any residential or commercial uses, shall conduct a review of the need and demand for child care facilities, including the cost of any conditional or special use permit that may be required. The review shall be completed by August 30, 1990. A copy of the findings, conclusions, and recommendations resulting from the review shall be sent to the *department of community development by September 30, 1990.
On or before June 30, 1991, each municipality that plans and zones under this chapter shall have adopted an ordinance or ordinances that are necessary to implement the findings of this review, if the findings indicate that such changes are necessary, or shall notify the *department of community development as to why such implementing ordinances were not adopted.