Interpretive Guidelines for Proposition 65

The Office of Environmental Health Hazard Assessment (OEHHA) may issue an Interpretive Guideline that interprets Proposition 65 and its implementing regulations, as applied to specific facts. The Interpretive Guideline reflects OEHHA’s scientific interpretation of the available information as the lead agency for implementation of the Act.

Proposition 65 Interpretive Guidelines

May 3, 2021: Interpretive Guideline No. 2021-01, Consumption of Sulfur Dioxide in Soy Sauce

Office of Environmental Health Hazard Assessment (OEHHA) announces the release of Interpretive Guideline 2021-01.

Jan 3, 2020: Proposition 65 Interpretive Guideline No. 2020-01, Residential Exposure to Dichlorvos

The Office of Environmental Health Hazard Assessment (OEHHA) announces the availability of n Proposition 65 interpretive guideline for residential exposure to dichlorvos (DDVP) in naled bait stations and lures during invasive pest eradication program activities.

Nov 15, 2019: Issuance of Safe Use Determinations and Interpretive Guidelines for Chlorothalonil Residues in Certain Foods Resulting from Pesticidal Use of the Chemical

OEHHA is issuing the following SUDs to Syngenta Crop Protection, LLC for chlorothalonil exposures resulting from consumption of residues in certain foods, as specified below.

Aug 14, 2018: Interpretive Guideline No. 2018-01, Residential Exposure to Methyleugenol

Interpretive Guideline No. 2018-01, Residential Exposure to Methyleugenol

Jun 28, 2012: Interpretive Guideline No. 2012-02, Consumption of Sulfur Dioxide in Dried Fruits

Availability of the Interpretive Guideline No. 2012-02, Consumption of Sulfur Dioxide in Dried Fruits

Jun 7, 2012: Interpretive Guideline No. 2012-03 Chlorothalonil in Tomato Products

Interpretive Guideline No. 2012-03, Chlorothalonil in Tomato Products

Mar 16, 2012: Release of Final Interpretive Guideline No. 2012-001, Consumption of Methanol Resulting from Pectin that Occurs Naturally In Fruits And Vegetables

Release of Final Interpretive Guideline No. 2012-001, Consumption of Methanol Resulting from Pectin that Occurs Naturally In Fruits And Vegetables

May 31, 2011: Release of Final Interpretive Guideline No. 2011-001 Hand-To-Mouth Transfer of Lead Through Exposure to Consumer Products

Announcement of release of final Interpretive Guideline for Hand-to-Mouth transfer of lead through exposure to consumer products. Document available for download on this page.

Feb 25, 2011: Release of Draft Interpretive Guideline No. 2011-001 Hand-To-Mouth Transfer of Lead Through Exposure to Consumer Products

Release of the draft Interpretive Guideline No. 2011-001: Hand-to-mouth transfer of lead through exposure to consumer products.

Mar 14, 2008: Release of Interpretive Guideline for Hand-to-Mouth Transfer of Lead Through Exposure to Fishing Tackle

Release of interpretive guideline for hand-to-mouth transfer of lead through exposure to fishing tackle