Public Comments - Workshops Community Meetings & Other Input Opportunities

The following is a list of topics that CARB has opened for public comments in advance of, or in addition to the formal rule making process. Subjects currently open for public comment are listed first. Please use the search tools to locate specific public comment topics created since 2023.

Subject - Submit Comments	Programs	Closing Date Ordenar ascendente	View Comments
Information Solicitation to Inform Fuel Cell NEM Emissions Standards Evaluation	Stationary Fuel Cell Net Energy Metering	Ene 9, 2026	View
Public Workshop #3 on Updating the Indoor Air Quality Guidelines for Nitrogen Dioxide - Submit Public Comments	Indoor Air	Dic 31, 2025	View
Potential Amendments to the Cap-and-Invest Program: October 29, 2025 Workshop	Cap-and-Invest Program	Nov 12, 2025	View
Public Workshop #2 on Updating the Indoor Air Quality Guidelines for Nitrogen Dioxide - Submit Public Comments	Indoor Air	Dic 31, 2024	View
Potential Amendments to the Cap-and-Trade Regulation: May 31 2024	Cap-and-Invest Program	Jun 21, 2024	View
Potential Amendments to the Cap-and-Trade Regulation: April 23 2024	Cap-and-Invest Program	Mayo 8, 2024	View
Public Workshop #1 on Updating the Indoor Air Quality Guidelines for Nitrogen Dioxide - Submit Public Comments	Indoor Air	Dic 31, 2023	View
Joint California-Québec Public Workshop: Cap-and-Trade Regulation, Nov 16	Cap-and-Invest Program	Dic 15, 2023	View
Cap-and-Trade Program Virtual Community Meetings: Oct. 30 and Nov. 7	Cap-and-Invest Program	Dic 1, 2023	View
California Public Workshop: Potential Amendments to the Cap-and-Trade Regulation	Cap-and-Invest Program	Oct 26, 2023	View
California Public Workshop: Potential Amendments to the Cap-and-Trade Regulation	Cap-and-Invest Program	Ago 17, 2023	View
Joint California-Québec Public Workshop: Potential Amendments to the Cap-and-Trade Regulation: June 14, 2023	Cap-and-Invest Program	Jul 7, 2023	View
Public Workshop on Updating the Indoor Air Quality Guidelines for Nitrogen Dioxide - Submit Public Comments	Indoor Air	Mayo 26, 2023	View

Other Public Comments

Active Formal Regulatory Rulemaking Comments

Archive of Pre-2023 Public Comment Topics and Submittals