Any petition calling for an election in accordance with this section shall be dismissed by the board without determining the questions raised therein if such petition is filed more than 150 days or less than 90 days prior to the expiration date of an existing memorandum of agreement which governs the terms and conditions of employment of the employees within the appropriate unit.
If the board has certified a formally recognized representative in an appropriate unit, it shall not be required to consider the matter again for a period of one year, unless the board determines that sufficient reason exists. The board may promulgate such rules and regulations as may be appropriate to carry out the provisions of subsections (c) and (d).
K.S.A. 75-4327