D.__Within 60 days of receiving a written request for a precertified development along with a complete plan, the board, by a vote of a majority of the members present and voting, shall issue a written finding:

(1)__Certifying that the complete plan meets the design guidelines established pursuant to subsection 5 for an affordable neighborhood development; or

(2)__Denying certification that the plan meets the design guidelines for an affordable neighborhood development and giving the reasons for the denial.__ An applicant whose request for certification is denied may resubmit a new complete plan at a later date.

4.__Regulation of affordable neighborhood development.__An affordable neighborhood development is regulated as follows.

A.__Except as required under Title 38 or an ordinance adopted pursuant to Title 38, a municipality may not require that a single-family house lot within a precertified development be larger than 5,000 square feet or have frontage of more than 50 feet on any road, except that the municipality may require that the average frontage of all lots in that development be at least 70 feet and may not require dimensional standards for lots, buildings or roads in excess of the design guidelines established pursuant to subsection 5.

B.__Except as required under Title 38 or an ordinance adopted pursuant to Title 38, a municipality may not require that a multifamily lot within a precertified development have fewer than 7 dwelling units per acre and may not require dimensional standards for lots, buildings or roads in excess of the design guidelines established pursuant to subsection 5.

C.__A precertified development may be located in any area of a municipality where other residential development is allowed as long as public sewer service is available to the precertified development either through an existing line or through a line that could be extended to that development. If a municipal zoning district authorized pursuant to a consistent comprehensive plan permits only single-family dwellings, the precertified development must be restricted to single-family dwellings, accessory dwelling units and