Section
287-12 of the Downingtown Borough Zoning Ordinance, "Floodplain District" is hereby repealed and shall be amended to read, "The establishment and administration of the Floodplain District shall be governed by the provisions of Chapter
150, Floodplain Management, which are incorporated by reference as if set forth fully herein, as may be amended from time to time in accordance with the procedures set forth in Article
XXI of this chapter and the Municipalities Planning Code."