California Code, Government Code - GOV § 3524.62

(a) Except in cases of emergency as provided in subdivision (b), the employer shall give reasonable written notice to each recognized employee organization affected by any law, rule, resolution, or regulation directly relating to matters within the scope of representation proposed to be adopted by the employer, and shall give such recognized employee organizations the opportunity to meet and confer with the administrative officials or their delegated representatives as may be properly designated by law.

(b) In cases of emergency when the employer determines that a law, rule, resolution, or regulation must be adopted immediately without prior notice or meeting with a recognized employee organization, the administrative officials or their delegated representatives as may be properly designated by law shall provide notice and opportunity to meet and confer in good faith at the earliest practical time following the adoption of the law, rule, resolution, or regulation.