California Code of Regulations
Title 27 - Environmental Protection
Division 4 - Office of Environmental Health Hazard Assessment
Chapter 1 - Safe Drinking Water and Toxic Enforcement Act of 1986
Article 6 - Clear and Reasonable Warnings
Subarticle 2 - Safe Harbor Methods and Content
Section 25607.42 - Delta-9-THC from Vaping or Dabbing Products Exposure Warnings-Methods of Transmission

(a) A warning for an exposure to delta-9-tetrahydrocannabinol (delta-9-THC) from a cannabis or other consumer product intended to be vaped or dabbed meets the requirements of this subarticle if it complies with the content requirements in Section 25607.43 and is provided using one or more of the methods required in Section 25602, not including subsection (a)(4).

(b) Where a specific sign, label, or shelf tag used to provide a warning for delta-9-THC from a cannabis or other consumer product intended to be vaped or dabbed includes consumer information in a language other than English, the warning must also be provided in that language in addition to English.

(c) Prior to October 1, 2023, a warning for an exposure to delta-9-THC from a cannabis or other consumer product intended to be vaped or dabbed is deemed to be clear and reasonable if it complies with either of the following:

(d) Notwithstanding subsection (a), a warning for an exposure to delta-9-THC from a cannabis or other consumer product intended to be vaped or dabbed that was manufactured prior to October 1, 2023, and that utilizes either of the on-the-label warning methods of transmission in subsections (a)(3) and (a)(4) of Section 25602 and complies with the content set out in Section 25603, is deemed to be clear and reasonable regardless of when the product is sold to a consumer.