(a) Except as otherwise expressly provided in this act, nothing in this act shall operate so as to annul or modify any existing agreement between a board of education and a professional employees' organization under the law in effect on the day immediately preceding the effective date of this act.
(b) From and after the effective date of this act, no administrative employee, as defined in K.S.A. 72-2218 , shall be subject to the provisions of this act or the act of which this act is amendatory.