Proposition 65: Carcinogenic Chemicals Notification California Increases Regulation Controls www.ProfessionalSafetyDossier.com In 1986 California voters adopted the Proposition 65 Initiative, “That initiative became the Safe Drinking Water and Toxic Enforcement Act of 1986, better known by its original name of Proposition 65. Proposition 65 requires the State to publish a list of chemicals known to cause cancer or birth defects or other reproductive harm.… Read the rest