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 4/11/2023
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Program | Air Quality Planning Mobile | Regulation Title | Vehicle Catalytic Converter Replacements
| Purpose | Clarify requirements for catalyst replacement to meet CARB standards
| COMAR | 26.11.20.07 | Relevant Statutory Deadline | NA | Target Effective Date | | Status | Under development
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Program | Air Quality Planning | Regulation Title | Control of Methane from the NG Distribution Industry | Purpose | Control of Methane | COMAR | TBD | Relevant Statutory Deadline | | Target Effective Date | TBD | Status | Under Development |
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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 | Air Quality Planning | Regulation Title | NOx Ozone Season Emission Caps for Non-trading Large NOx Units | Purpose | Amend NOx ozone season caps | COMAR | COMAR 26.11.40 | Relevant Statutory Deadline | NA | Target Effective Date | TBD | Status | Under development |
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Program | Climate Change | Regulation Title | Building Energy Performance Standardards (BEPS) | Purpose | The purpose of BEPS is to reduce greenhouse gas emissions from the buildings sector in Maryland. The Maryland Climate Solutions Now Act of 2022 requires that BEPS include covered buildings that achieve the following: a 20% reduction in net direct GHG emissions by January 1, 2030, as compared with 2025 levels for average buildings of similar construction and; net-zero direct GHG emissions by January 1, 2040.
MDE must require covered building owners to measure and report direct emissions data on a yearly basis beginning in 2025. Covered buildings must be at least 35,000 square feet. The regulations include the following: energy use intensity targets by building type; flexibility to building owners; an alternative compliance pathway allowing the owner to pay a fee for emissions attributable to the building’s failure to meet direct GHG emissions reduction targets; and include considerations for the unique needs of particular building or occupancy types. | COMAR | TBD | Relevant Statutory Deadline | June 1, 2023 | Target Effective Date | Summer 2023 | Status | Stakeholder meetings |
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Program | Radiological Health Program | Regulation Title | Supplement 33 to Regulations for Control of Ionizing Radiation | Purpose | Address the public comments that were submitted for Supplement 32 and miscellaneous edits regarding formatting and punctuation. | COMAR | 26.12.01.01 | Relevant Statutory Deadline | | Target Effective Date | May 2023 | Status | Under Development |
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Program | Mobile Sources Control Program | Regulation Title | Advanced Clean Trucks Program | Purpose | The purpose of this action is to add a new Chapter to incorporate by reference the Advance Clean Truck Program of California to Maryland. | COMAR | 26.11.43 | Relevant Statutory Deadline | NA | Target Effective Date | TBD | Status | To be presented at the next AQCAC meeting |
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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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Number of Air Regulations in Development :8 |