California Code, Health and Safety Code - HSC § 13803

(a) This part provides the authority for the organization and powers of fire protection districts. This part succeeds the Fire Protection District Law of 1961 and all of its statutory predecessors. Any fire protection district organized or reorganized pursuant to the Fire Protection District Law of 1961 or any of its statutory predecessors which was in existence on January 1, 1988, shall remain in existence as if it had been organized pursuant to this part, except that when the district board is a county board of supervisors the number and method of selection of its board of directors shall continue to be governed by the provisions of Chapter 4 (commencing with Section 13831) of the Fire Protection District Law of 1961 in effect on December 31, 1987, as if that chapter had not been repealed. Any special fire protection zone formed pursuant to Chapter 12 (commencing with Section 13991) of the Fire Protection District Law of 1961 or any of its statutory predecessors which was in existence on January 1, 1988, shall remain in existence as a service zone as if it has been formed pursuant to Chapter 10 (commencing with Section 13950).

(b) This part does not apply to any reorganization which was filed pursuant to the Fire Protection District Law of 1961 and which is pending on January 1, 1988. Those pending reorganizations may be continued and completed under, and in accordance with, the Fire Protection District Law of 1961. The repeals, amendments, and additions made by the act enacting this part shall not apply to any of those pending reorganizations, and the laws existing prior to January 1, 1988, shall continue in full force and effect as applied to those pending reorganizations.