A. Floodplain management rules enacted pursuant to the Oklahoma Floodplain Management Act shall only be promulgated by the Oklahoma Water Resources Board in accordance with the Administrative Procedures Act.¹

B. Floodplain management regulations adopted pursuant to the Oklahoma Floodplain Management Act and any amendments to the regulations shall go into effect thirty (30) days after adoption unless the regulation or amendment specifies a later date; provided, that no floodplain management regulation or amendment thereto shall be in force unless published in a newspaper of general circulation regularly published nearest the area of jurisdiction within fifteen (15) days after adoption.

C. At least thirty (30) days prior to the date of adoption of a regulation or amendment thereto, written notice shall be furnished to the Oklahoma Water Resources Board, accompanied by a copy of each proposed regulation or amendment.

D. A certified copy of any regulation or amendment thereto adopted by a floodplain board pursuant to the Oklahoma Floodplain Management Act shall be filed with the Oklahoma Water Resources Board within fifteen (15) days after adoption.