All rules and regulations shall become effective not earlier than 30 days after approval by the director, and upon compliance with the procedure provided in Chapter 3.5 (commencing with Section 11340) of Part 1 of Division 3 of Title 2 of the Government Code.
Source:
Section 19034.5, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=BPC§ionNum=19034.5..