(a) The provisions of this Section shall not abridge any rights to which an employee may be entitled under the County Charter, nor shall it be administered in a manner which would abrogate any power which, under the County Charter, may be within the sole province and discretion of the Civil Service Commission.

(b) All grievances of employees in the bargaining unit shall be processed under this Section. If the County Charter requires that a differing option be available to the employee, no action under paragraph (b) of subsection 32.2 above shall be taken unless it is determined that the employee is not availing himself/herself of such option.

(c) No action under paragraph (b) of subsection 32.2 above shall be taken if action on the complaint or grievance has been taken by the Civil Service Commission, or if the complaint or grievance is pending before the Civil Service Commission.