California Code, Education Code - EDC § 45318

In every school district coterminous with the boundaries of a city and county, except for those paraprofessionals excluded from the charter provisions by a resolution adopted by the governing board of that district pursuant to Section 45100, employees not employed in positions requiring certification qualifications shall be employed, if the city and county has a charter providing for a merit system of employment, pursuant to the provisions of that charter providing for that system and shall, in all respects, be subject to, and have all rights granted by, those provisions; provided, however, that the governing board of the school district shall have the right to fix the duties of all of its noncertificated employees.