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.

Active Formal Regulatory Rulemaking Comments

Archive of Pre-2023 Public Comment Topics and Submittals

Subject - Submit Comments	Programs	Closing Date Sort ascending	View Comments
LCFS Fuel Pathways Public Comments	Low Carbon Fuel Standard	Dec 31, 2045	View
LCFS Innovative Crude Oil Public Comments	Low Carbon Fuel Standard	Dec 31, 2030	View
LCFS Crude Oil Life Cycle Assessment Comments	Low Carbon Fuel Standard	Dec 31, 2030	View
Public Workshop on Drive Forward Heavy-Duty Vehicle Standards and Strategies	N/A	Dec 1, 2027	View
Public Workshop #3 on Updating the Indoor Air Quality Guidelines for Nitrogen Dioxide - Submit Public Comments	Indoor Air	Dec 31, 2025	View
Comments to Embodied Carbon Reporting Technical Meeting October 30, 2025	Embodied Carbon	Dec 8, 2025	View
Public Comment on Application for Variance from the Prohibitions on Use of Certain Hydrofluorocarbons in Stationary Refrigeration, Stationary Air-Conditioning, and Other End-Uses (Cal. Code of Regs., tit. 17, § 95371 et seq.)	Stationary Hydrofluorocarbon Reduction Measures	Nov 24, 2025	View
Comment Log for Drive Forward Light-duty Vehicle Program - October 2025 Workshop	Drive Forward Light-duty Vehicle Program	Nov 21, 2025	View
Proposed Updates to Health Endpoints for Use in CARB's Health Analysis (2025)	N/A	Nov 21, 2025	View
LCFS - Land Use Change Public Forum - November 6th, 2025	Low Carbon Fuel Standard	Nov 21, 2025	View
Scoping Workshop on E15 Use in California	Alternative Fuels	Nov 19, 2025	View
Potential Amendments to the Cap-and-Invest Program: October 29, 2025 Workshop	Cap-and-Trade Program	Nov 12, 2025	View
Draft Reporting Template for Scope 1 and Scope 2 GHG Emissions	California Corporate Greenhouse Gas (GHG) Reporting and Climate Related Financial Risk Disclosure Programs	Oct 27, 2025	View
Comments to Embodied Carbon Baseline Technical Meeting September 9, 2025	Embodied Carbon	Oct 9, 2025	View
Information Solicitation to Advise Implementation of the Carbon Capture, Removal, Utilization, and Storage Program: Senate Bill 905	Carbon Sequestration: Carbon Capture, Removal, Utilization, and Storage	Oct 6, 2025	View
Public Comment on Application for Variance from the Prohibitions on Use of Certain Hydrofluorocarbons in Stationary Refrigeration, Stationary Air-Conditioning, and Other End-Uses (Cal. Code of Regs., tit. 17, § 95371 et seq.)	Stationary Hydrofluorocarbon Reduction Measures	Sep 22, 2025	View
Public Comment on Application for Variance from the Prohibitions on Use of Certain Hydrofluorocarbons in Stationary Refrigeration, Stationary Air-Conditioning, and Other End-Uses (Cal. Code of Regs., tit. 17, § 95371 et seq.)	Stationary Hydrofluorocarbon Reduction Measures	Sep 22, 2025	View
Public Comments to August 21, 2025 Climate Disclosure Workshop	California Corporate Greenhouse Gas (GHG) Reporting and Climate Related Financial Risk Disclosure Programs	Sep 11, 2025	View
SB 1075 Community Meetings	SB 1075 Report: Hydrogen Development, Deployment, and Use	Aug 20, 2025	View
Public Comments to ZEV forward Dialogue Sessions	N/A	Aug 15, 2025	View
COmmenrs	AB 32 Climate Change Scoping Plan	Aug 9, 2025	View
Community Meeting: Landfill Methane Emissions, Community Perspectives, and Potential Regulation Updates	Landfill Methane Regulation	Aug 8, 2025	View
Public Comment on Application for Variance from the Prohibitions on Use of Certain Hydrofluorocarbons in Stationary Refrigeration, Stationary Air-Conditioning, and Other End-Uses (Cal. Code of Regs., tit. 17, § 95371 et seq.)	Stationary Hydrofluorocarbon Reduction Measures	Aug 7, 2025	View
Public Comment on Advanced Clean Fleets AB1594 Amendments	Advanced Clean Fleets	Jul 25, 2025	View
Public Comment on Application for Variance from the Prohibitions on Use of Certain Hydrofluorocarbons in Stationary Refrigeration, Stationary Air-Conditioning, and Other End-Uses (Cal. Code of Regs., tit. 17, § 95371 et seq.)	Stationary Hydrofluorocarbon Reduction Measures	Jul 21, 2025	View
Community Air Protection Program: Imperial County North End Phase I Community Emissions Reduction Program Draft Staff Report	Community Air Protection Program	Jun 5, 2025	View
Public Comments on the State’s discussion questions as part of its Comprehensive Climate Action Plan (CCAP) public meeting	U.S. EPA's Climate Pollution Reduction Grants Program	May 8, 2025	View
Public Comments on Draft SB 596 Cement Strategy	Net-Zero Emissions Strategy for the Cement Sector	Apr 23, 2025	View
Comments to Workshop on Building Embodied Carbon March 13, 2025	Embodied Carbon	Apr 14, 2025	View
Public Feedback for Carbon Capture, Removal, Utilization, and Storage Program (SB 905)	Carbon Sequestration: Carbon Capture, Removal, Utilization, and Storage	Mar 31, 2025	View
SB 1075 Technical Analysis Workshop	SB 1075 Report: Hydrogen Development, Deployment, and Use	Mar 25, 2025	View
Public Comments to California Climate-Disclosure Information Solicitation	California Corporate Greenhouse Gas (GHG) Reporting and Climate Related Financial Risk Disclosure Programs	Mar 21, 2025	View
Public Feedback for AB 1757 Methods for Tracking and Assessing the Effects of Land Management on California’s Landscapes	Nature Based Strategies, Natural and Working Lands	Mar 21, 2025	View
Public Feedback for 2025 Updates to the Natural and Working Lands Carbon Inventory	Nature Based Strategies, Natural and Working Lands	Feb 28, 2025	View
Public Comment on the Request for Information for the Development of a Concept for a Used Truck Voucher Pilot	Innovative Small E-Fleet Pilot Program	Feb 28, 2025	View
Scientific Review Panel on Toxic Air Contaminants, Feb 2025 - Submit Public Comments	N/A	Feb 11, 2025	View
WETA ACE Plan Second Public Comment Period (15 Days)	Commercial Harbor Craft	Feb 5, 2025	View
Public Workshop: Potential Updates to the Landfill Methane Regulation	Landfill Methane Regulation	Jan 24, 2025	View
Public Comment on Application for Variance from the Prohibitions on Use of Certain Hydrofluorocarbons in Stationary Refrigeration, Stationary Air-Conditioning, and Other End-Uses (Cal. Code of Regs., tit. 17, § 95371 et seq.)	Stationary Hydrofluorocarbon Reduction Measures	Jan 3, 2025	View
Public Workshop #2 on Updating the Indoor Air Quality Guidelines for Nitrogen Dioxide - Submit Public Comments	Indoor Air	Dec 31, 2024	View
WETA ACE Plan First Public Comment Period (30 Days)	Commercial Harbor Craft	Dec 20, 2024	View
Public Comment on the Request for Information for the Development of the Clean Off-Road Recognition Program	In-Use Off-Road Diesel-Fueled Fleets Regulation	Nov 15, 2024	View
Dairy Sector Workshop - Public Comments	Short-Lived Climate Pollutants	Oct 22, 2024	View
Comments to Workshop on Building Embodied Carbon September 19	Building Decarbonization	Oct 11, 2024	View
Public Comments on the Richmond, North Richmond, San Pablo Community Emissions Reduction Program (Path to Clean Air) Staff Report	Community Air Protection Program	Oct 9, 2024	View