California Code, Public Resources Code - PRC § 25354.2

(a) The commission, in consultation with the Labor and Workforce Development Agency and labor and industry stakeholders, shall consider ways to manage necessary refinery turnarounds and maintenance that would protect the health and safety of employees, local communities, and the public, and minimize the impact of maintenance-related production losses on fuel prices.  The commission may, by regulation, impose requirements governing the timing of turnaround and maintenance developed through consultations under this section.

(b) Regulations adopted under this section shall do, but not be limited to, both of the following:

(c) This section does not modify any requirements of, or standards issued pursuant to, Section 6311 of, or Part 7.5 (commencing with Section 7850) of Division 5 of, the Labor Code, including the authority of employees to perform an emergency shutdown of the refinery and necessary maintenance work for safety.

(d) A regulation adopted, or action taken, pursuant to this section shall not excuse an employer's compliance with the skilled and trained workforce and wage requirements set forth in Section 25536.7 of the Health and Safety Code.