Cal. Code Regs. tit. 4, § 15712
(b) To the extent practicable, the laboratory test methods shall comport with the following guidelines:
Note: Authority cited: Section 26013, Business and Professions Code. Reference: Sections 26100, 26102, 26104 and 26110, Business and Professions Code.
1. Change without regulatory effect renumbering former title 16, section 5712 to new title 4, section 15712 filed 7-14-2021 pursuant to section 100, title 1, California Code of Regulations (Register 2021, No. 29). For prior history of title 16, division 42, see Register 2019, No. 3.