Cal. Health & Safety Code § 11839.23

The State Department of Health Services shall adopt and publish rules and regulations to be used in approving and governing the operation of laboratories engaging in the performance of tests referred to in Section 11839.24, including, but not limited to, the qualifications of the laboratory employees who perform the tests, which qualifications the department determines are reasonably necessary to ensure the competence of the laboratories and employees to prepare, analyze, and report the results of the tests.