Issue · Environment

Environment

Every environment bill, vote, and legislator stance in Maryland, automatically classified by Maddy, our AI policy reader.

Total bills
40
2026 Regular Session
Top supporter
Mary Washington
91% support rate
Top opponent
Jeff Ghrist
28% support rate
Ranked legislators
10
5 support · 5 oppose
Key legislators

Who's moving environment in Maryland

Legislators moving environment in Maryland
Legislator Party Stance Support rate Decisive votes
Mary Washington
Mary Washington Senate · District 43
D
Strong +
91% 23
Mary-Dulany James
Mary-Dulany James Senate · District 34
D
Strong +
89% 28
Brian Crosby
Brian Crosby House · District 29B
D
Strong +
86% 14
Dalya Attar
Dalya Attar Senate · District 41
D
Strong +
85% 13
Malcolm Augustine
Malcolm Augustine Senate · District 47
D
Strong +
83% 29
Jeff Ghrist
Jeff Ghrist House · District 36
R
Oppose
28% 29
Johnny Mautz
Johnny Mautz Senate · District 37
R
Oppose
30% 33
Justin Ready
Justin Ready Senate · District 5
R
Oppose
30% 33
Paul Corderman
Paul Corderman Senate · District 2
R
Oppose
30% 33
J.B. Jennings
J.B. Jennings Senate · District 7
R
Oppose
34% 32
Showing 21–30 of 40 bills

All environment bills

signed · Maryland · Senate Apr 28, 2026

SB 940: Environment - Water Quality Testing - Secondary Maximum Contaminant Levels Action Plan

SB 940 requires Maryland's Department of the Environment to create and implement a mobile home park water quality testing program by January 1, 2027. The program mandates testing at 25% of parks by 2028, 50% by 2029, 75% by 2030, and 100% by 2031, prioritizing parks with 40%+ minority residents, areas with known geological contaminants, parks where residents requested testing or filed complaints, and parks using private water supplies. Park owners must take corrective actions if water quality issues are identified, and the Department must provide results to residents in multiple languages. This bill directly affects mobile home park owners and residents across Maryland by establishing a structured process to ensure drinking water safety.
signed · Maryland · House of Delegates Apr 28, 2026

HB 250: Environment - Appropriation or Use of Water and Dam Safety - Enforcement

HB 250 authorizes Maryland's Department of the Environment to impose administrative penalties for violations of water appropriation, dam safety, and wetlands rules. It directly affects businesses, developers, and dam operators who breach these regulations. Key provisions include setting penalties up to $5,000 per violation (capped at $100,000 total), requiring consideration of factors like environmental harm and willfulness, and mandating that collected penalties fund the Maryland Clean Water Fund (except for dam safety cases, which go to a repair fund). The bill also streamlines enforcement by allowing the Department to issue immediate corrective orders and hold expedited hearings for urgent threats.
signed · Maryland · House of Delegates Apr 28, 2026

HB 35: Local Government - Regulatory Powers - Regulation of Invasive Trees

HB 35 authorizes Maryland counties and municipalities to create local rules regulating Tree of Heaven (an invasive species), directly affecting property owners and local governments. The bill allows communities to ban the sale, planting, or growth of Tree of Heaven on private property, and requires property owners to remove it. Local governments may also establish cash reward programs to incentivize removal, and enforce rules through civil fines or requiring damage mitigation. This bill provides concrete tools for local management of the invasive tree without mandating statewide action.
signed · Maryland · House of Delegates Apr 28, 2026

HB 258: Chesapeake and Atlantic Coastal Bays Critical Area Protection Program - Standards and Procedures

HB 258 updates Maryland's rules for development near the Chesapeake and Atlantic Coastal Bays. It requires local governments to conduct 10-year reviews of their critical area programs, sets specific location rules for new development (like maintaining 300-foot buffers from tidal wetlands), and mandates climate vulnerability assessments for projects. The bill also clarifies procedures for correcting mapping errors and updating tree replanting requirements. These changes directly affect 12 coastal Maryland counties (including Calvert and Talbot) that manage local development plans under the program. The law aims to strengthen protections for bay ecosystems through clearer, updated standards for land use decisions.
signed · Maryland · House of Delegates Apr 28, 2026

HB 429: On-Farm Organics Diversion and Recycling Grant Program - Established

HB 429 establishes two grant programs to reduce food waste and promote composting. The On-Farm Organics Diversion Grant Program (under Agriculture) funds farmers, urban farmers, and related entities to implement on-farm composting, food rescue, and waste prevention. The Wasted Food Reduction Grant Program (under Environment) funds projects like food rescue infrastructure, community composting, and education to reduce wasted food statewide. Eligible projects must meet specific standards, such as producing certified compost and prioritizing underserved communities, with grants awarded annually starting July 2028.
signed · Maryland · Senate Apr 28, 2026

SB 130: Environment - Water - Individual Submeters

SB 130 requires landlords in multi-unit apartment buildings (with more than two dwelling units) to install individual water meters for each unit instead of using bulk billing. It prohibits landlords from charging tenants for leaks, poor maintenance, or common areas, and mandates that meters include leak detection monitors that tenants can inspect. Landlords must maintain clear records of water costs and usage for tenant review, and unpaid water bills cannot be used as grounds for eviction. The law, effective October 1, 2026, also allows a $1 monthly administrative fee to cover billing costs.
signed · Maryland · House of Delegates Apr 28, 2026

HB 220: Environment - Water - Individual Submeters

HB 220 requires apartment buildings with multiple units to install individual water meters for each dwelling unit, replacing bulk meters. It prohibits landlords from charging tenants for leaks they caused, common-area usage, or maintenance costs, and mandates that charges reflect actual water use. Tenants gain the right to inspect leak detection monitors and review billing records, while unpaid water bills cannot be used to evict tenants for nonpayment. The bill also establishes a complaint process for tenants to address billing disputes with local housing authorities or consumer protection offices.
signed · Maryland · Senate Apr 28, 2026

SB 431: Fish and Wildlife - Endangered and Threatened Species and Migratory Birds - Regulations, Lists, Petitions, Essential Habitats, and Takings

SB 431 updates Maryland's rules for protecting endangered and threatened species and migratory birds. The bill requires the Secretary of Natural Resources to review and update species protection regulations by July 1, 2033, and every 10 years after that. It defines "harm" to include significant habitat changes that affect fish behavior, and clarifies that "take" means actions like hunting, trapping, or collecting. The bill also requires more detailed information in petitions to remove species from protection lists and allows for designating essential habitats for threatened species. These changes aim to strengthen species protection with clearer regulatory standards for state agencies.
signed · Maryland · House of Delegates Apr 14, 2026

HB 1071: Environment - Stormwater Management for Agritourism

HB 1071 requires Maryland's Department of the Environment to create regulations and a model ordinance for local stormwater management programs to enforce rules on agricultural land. It mandates that local programs must work with soil conservation districts to implement these rules and specifies that farm-related uses (like on-farm processing) must be clearly distinguished from commercial development in stormwater regulations. The bill also adds flexibility for enforcing stormwater management on agricultural land, rather than applying standard commercial development rules. This directly affects farmers, local governments, and soil conservation districts by changing how agricultural land is regulated under stormwater management.
signed · Maryland · House of Delegates Apr 14, 2026

HB 247: Chesapeake and Atlantic Coastal Bays Critical Area Protection Program - Variances - Alterations

HB 247 modifies Maryland's Chesapeake and Atlantic Coastal Bays Critical Area Protection Program by tightening standards for land-use variances in protected areas. It requires local jurisdictions to presume that new development requests in critical areas conflict with program goals unless applicants prove hardship beyond convenience or financial gain. The bill adds that existing accessory structures on a parcel create a presumption of reasonable land use, and applicants must compare their request to similar conforming properties within the critical area. These changes apply to landowners seeking variances for development in designated coastal critical areas, effective October 1, 2026.
Showing 21 to 30 of 40 bills
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