The appointment of an assistant principal shall be made at the discretion of the Division.A teacher being demoted from an assistant principal's position shall revert to regular teacher status on staff. An assistant principal's salary shall be determined in the same manner as set forth in Article 5.01 except that the administrative allowance for an assistant principal shall be determined as follows:
A full‑time supervising assistant principal shall be paid an allowance of 50% of the principal's allowance for that school;
A teaching assistant principal shall be paid an allowance of 33 1/3% of the principal's allowance for that school.
When a principal is absent from the school for three (3) or more consecutive days, commencing the fourth (4) and subsequent days, the assistant principal who has charge of the school shall be paid an allowance in addition to any allowance paid in subsection (a) above of 20% of the principal's allowance on a per diem basis.