The following shall govern the finality of decisions of the designated employee:

(1) If the decision of the designated employee is that the applicant has a substantial and warranted reason for leaving the regular high school education program, the decision of such designated employee shall be final.

(2) If the decision of the designated employee is to deny the existence of a substantial and warranted reason for leaving the regular high school education program, the applicant shall have the right to appeal the decision to the board of directors of the school district in accordance with procedures adopted by the board of directors. The board of directors shall issue a decision within thirty calendar days of receipt of any appeal.

(3) If a decision has been made by the board of directors of the district, such decision shall be final subject to an appeal to a court of law pursuant to RCW 28A.645.010.