(a) Once the board has decided any appeal or application for a stay, and filed the original of its decision with the board's docket clerk, a copy of such decision shall be sent by the board's docket clerk to every party and each person appearing as amicus curiae or submitting a limited appearance letter under section 647.7 of this Part.

(b) At the same time, the board's docket clerk shall transmit a copy of said decision to the county clerk of any county or counties in which the affected wetlands are located. The county clerk shall maintain a copy of such decision with the maps of, and other materials related to, the affected wetlands as required under the act, and the county clerk shall record the date said county clerk files the board's decision or order for purposes of section 24-1105(2) of the act.