California Code, Government Code - GOV § 65658.3

(a) A local government may adopt an ordinance to implement this article and specify the process and requirements applicable to adaptive reuse projects, provided that the ordinance is consistent with this article.

(b) An ordinance adopted pursuant to subdivision (a) shall not be considered a “project” under the California Environmental Quality Act (Division 13 (commencing with Section 21000) of the Public Resources Code).

(c) A local agency that has not adopted an ordinance governing adaptive reuse pursuant to subdivision (a) shall ministerially, without discretionary review, approve or disapprove applications the local agency receives for a permit to create or serve an adaptive reuse project pursuant to this article.

(d) Notwithstanding Section 65455, any zoning ordinance authorizing adaptive reuse projects may be adopted or amended even if it is inconsistent with the adopted specific plan, and any conflicting provisions authorizing adaptive reuse projects in the zoning ordinance shall supersede the conflicted provisions in the specific plan.

(e) Nothing in this article is intended to preempt the adoption and implementation of a local ordinance that provides alternative procedures and substantive requirements for adaptive reuse projects, provided that the local ordinance does not prohibit an applicant from electing to pursue an adaptive reuse project under this article or under any ordinance adopted to implement this article.