A. Any city or town so desiring may use the services of the county merit system council, in lieu of appointing a merit council of its own, by applying to the county board of supervisors and paying their proportionate share of the expenses of the council.

B. In the event a county adopts by resolution a merit system for all of its employees, then the provisions of this article as it pertains to county employees shall be administered by the county employee merit system commission.