Air & Radiation Regulations in Development
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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 09/16/2024
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| Program | Air Quality Planning | | Regulation Title | Cross-State Air Pollution Rule to Control Annual NOx, Annual SO2, and Ozone Season NOx Emissions | | Purpose | Repeal the IBR'd regulation to align with EPA as the federal CSAPR update rule addresses transport issues under the 2008 Ozone NAAQS | | COMAR | COMAR 26.11.28 | | Relevant Statutory Deadline | NA | | Target Effective Date | TBD | | Status | Under development |
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| 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 | 26.11.44 | | Relevant Statutory Deadline | NA | | Target Effective Date | TBD | | Status | To be presented at the next AQCAC meeting |
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| Program | Air Quality Planning | | Regulation Title | Definitions and Control of Sulfur Oxides From Fuel Burning Equipment | | Purpose | Amendments to change the percentage of sulfur in fuel oil for equipment at stationary sources and to add in requirements during ozone season. | | COMAR | 26.11.09.01 and .07 | | Relevant Statutory Deadline | | | Target Effective Date | TBD | | Status | Under development |
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| Program | Air Quality Planning | | Regulation Title | Fugitive Dust Standards | | Purpose | New Regulations to Control Particulate Matter from Coal Handling, Shipment, and Storage Facilities | | COMAR | 26.11.44 | | Relevant Statutory Deadline | N/A | | Target Effective Date | TBD | | Status | Under Development |
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| 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 |
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| 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 |
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| 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 | Under Development |
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| Number of Air Regulations in Development :7 |
