Air & Radiation Regulations in Development
Main_Content
Below is a list of air regulations which are in the process of being developed, reviewed, or revised by the Department. Notices of stakeholder meetings and associated materials may be found here .
Last modified 05/28/2025
|
| Program | Mobile Sources Control Program | | Regulation Title | Heavy-Duty Low NOx Omnibus | | Purpose | The purpose of this action is to add a new Chapter to incorporate by reference California's Heavy-Duty Low NOx Omnibus regulation in Maryland. | | COMAR | TBD | | Relevant Statutory Deadline | NA | | Target Effective Date | TBD | | Status | Under Development |
|
| Program | Air Quality Planning | | Regulation Title | Fugitive Dust Standards | | Purpose | New Regulations to Control Particulate Matter from Coal Handling, Shipment, and Storage Facilities | | COMAR | TBD | | Relevant Statutory Deadline | N/A | | Target Effective Date | TBD | | Status | Under Development |
|
| Program | Climate Change Program/Air Quality Planning Program | | Regulation Title | Zero-Emission Heating Equipment Standard | | Purpose | New regulation to set NOx and GHG emissions standards for residential-scale space and water heating equipment manufactured for installation in Maryland | | COMAR | TBD | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under Development |
|
| Program | Climate Change | | Regulation Title | Clean Heat Standard | | Purpose | New regulation for a market-based performance standard on heating fuel providers to reduce GHG emissions from the buildings sector | | COMAR | TBD | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under Development |
|
| Program | Radiological Health Program | | Regulation Title | Supplement 35 to Regulations for Control of Ionizing Radiation | | Purpose | Amendments to 26.12.01 | | COMAR | TBD | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | To be published in the Maryland Register on May 30, 2025 |
|
| Program | Mobile Sources Control Program | | Regulation Title | Anti-Tampering to Motor Vehicle Emission Control Devices | | Purpose | Amendments to include definitions and provide clarification to record-keeping requirements for vehicle dealers | | COMAR | 26.11.20.02 | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under Development. Anticipate presenting to AQCAC in September 2025. |
|
| Program | Air Quality Planning | | Regulation Title | Consumer Products | | Purpose | Amendments to include updates from the Ozone Transport Commission’s (OTC) Phase V Model Rule | | COMAR | 26.11.32 | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under Development. Anticipate presenting to AQCAC in December 2025. |
|
| Program | Air Quality Planning | | Regulation Title | Air Quality Controls at Gasoline Dispensing Facilities | | Purpose | New regulation to establish vapor controls using alternate hoses, nozzles, and/or vapor processors | | COMAR | 26.11.24.01, 26.11.24.02, 26.11.24.10 | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under Development. Anticipate presenting to AQCAC in December 2025. |
|
| Program | Climate Change | | Regulation Title | Heating Fuel Provider Reporting Program | | Purpose | New regulation to establish reporting for heating fuel providers of the amount of heating fuel delivered for final sale or consumption in Maryland to inform triennial greenhouse gas emissions inventory and development of future policies such as a Clean Heat Standard | | COMAR | 26.11.44 | | Relevant Statutory Deadline | | | Target Effective Date | December 2025 | | Status | Presenting to AQCAC on June 16, 2025 |
|
| Program | Radiological Health Program | | Regulation Title | State Radiation Control Fund Amendment | | Purpose | Amendments to 26.12.03 Update fee tables to current year and include the required Consumer Price Index | | COMAR | 26.12.03 | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under Development |
|
| Number of Air Regulations in Development :10 |
