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PFOS and its salts and transformation and degradation precursors will be considered for possible listing under Proposition 65 at a public meeting scheduled for Monday, December 6, 2021. The meeting, which will be held virtually, will begin at 10:00 a.m. and last until all business is conducted or until 5:00 p.m. The agenda for the meeting and instructions on how to participate will be provided in a future public notice published in advance of the meeting.

On August 4, 2022, the Office of Administrative Law approved amendments to Title 27, California Code of Regulations by adopting Sections 25697.38 through 24607.47 into Title 27 of the California Code of Regulations. The new sections address exposures to listed cannabis (marijuana) smoke and Delta-9-THC.

On October 26, 2022, the Office of Administrative Law approved the Office of Environmental Health Hazard Assessment’s proposal to amend Title 27, California Code of Regulations by adding new subsection 25607.2(b) to Section 25607.2. The regulation will be effective on January 1, 2023.

This regulation establishes a No Significant Risk Level of 9.9 micrograms per day for trichloroacetic acid for purposes of Proposition 65.

This regulation establishes a No Significant Risk Level of 17 micrograms per day for dichloroacetic acid for purposes of Proposition 65.

The regulation will be effective on October 1, 2021. This regulation establishes a No Significant Risk Level of 2.8 micrograms per day for dibromoacetic acid for purposes of Proposition 65.