Proposition 65 Law and Regulations

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Proposition 65 - The Law

Proposition 65 became law in November 1986, when California voters approved it by a 63-37 percent margin.  The official name of Proposition 65 is the Safe Drinking Water and Toxic Enforcement Act of 1986.

Legal Cases related to the Safe Drinking Water and Toxic Enforcement Act, provided for informational purposes only and should not be considered legal advice.

Proposition 65 Regulations

OEHHA is the lead agency for implementation of Proposition 65 and may adopt and modify regulations as necessary. 

Statements of Reasons provide the rationale for regulations. Final statements of reasons for Proposition 65 regulations adopted by OEHHA are provide below.

Article 1: Preamble and Definitions

Article 2: Guidelines and Safe Use Determination Procedures

Article 3: Science Advisory Board: Carcinogen Identification Committee and Developmental and Reproductive Toxicant (DART) Identification Committee

Article 4: Discharge

Article 5: Extent of Exposure

Article 6: Clear and Reasonable Warnings

Article 7: No Significant Risk Levels

Article 8: No Observable Effect Levels

Article 9: Miscellaneous