Health and Safety Code § 25249.6
CHAPTER 6.6. Safe Drinking Water and Toxic Enforcement Act of 1986
Required Warning Before Exposure To Chemicals Known to Cause Cancer Or Reproductive Toxicity. No person in the course of doing business shall knowingly and intentionally expose any individual to a chemical known to the state to cause cancer or reproductive toxicity without first giving clear and reasonable warning to such individual, except as provided in Section 25249.10.