(1) If a dispute involving negotiations conducted under RCW 28A.657.050 and WAC 391-55-072 have not been settled by May 15th of the year in which mediation occurred, the executive director shall certify any disputed issues for a decision by the superior court in the county where the school district is located.

(2) The executive director shall review the lists of issues submitted by the parties, including any list of issues submitted under WAC 391-55-0715.

(a) The executive director shall exclude from certification any issues that have not been mediated.

(b) The executive director shall exclude from certification any issues resolved by the parties in bilateral negotiations or mediation, and the parties may present those agreements as "stipulations" to the superior court.