Photo of David DeCoste
R Massachusetts House · District 5th Plymouth On the 2026 ballot

Rep. David DeCoste

Compare
Total votes
1,241
all sessions
Attendance
100%
3 missed
Higher than 77% of chamber peers
With party
93%
of cast votes
Lower than 83% of chamber peers
Bipartisan score
4%
crosses aisle rarely
Higher than 81% of chamber peers
Sponsored
1,569
bills & resolutions
Higher than 79% of chamber peers
Committees
5
assignments
1,569 bills and resolutions

Sponsored bills

Total
1,569
Primary
158
Co-sponsor
1,411
This page
1,569
matching current filters
Co-sponsor S 287
Passed · Massachusetts Senate · Co-sponsor
An Act relative to horse riding instructors

By Mr. Tarr, a petition (accompanied by bill, Senate, No. 287) of Bruce E. Tarr and James C. Arena-DeRosa for legislation relative to horse riding instructors licensing. Consumer Protection and Professional Licensure.

Passed Dec 18, 2025 1 co-sponsor
Co-sponsor S 1088
Passed · Massachusetts Senate · Co-sponsor
An Act relative to illegal drug and firearm trafficking

Maddy summarySD 647 (An Act relative to illegal drug and firearm trafficking) increases penalties for individuals convicted of both drug trafficking under specific Massachusetts laws and firearm trafficking or theft. If someone is found guilty of trafficking drugs under sections 32E(c) or (c1/2) *and* of trafficking or stealing firearms under sections 10E, 10I, 10J, or 10K, they face up to life in prison and a $500,000 fine. The bill mandates consecutive sentencing with no possibility of reduced sentences for good conduct, furlough, or work release, and prohibits prosecutors from dismissing charges without a trial. This directly affects people convicted of both drug and firearm crimes, imposing stricter penalties than standard sentencing.

Passed Dec 18, 2025 1 co-sponsor
Co-sponsor S 1216
Passed · Massachusetts Senate · Co-sponsor
An Act relative to the protection of police officers

Maddy summaryThis bill (SD 391) adds a mandatory minimum 25-year prison sentence for anyone who intentionally uses a gun to assault specific public safety officers while they are performing their duties. It directly affects police officers, firefighters, correctional staff, and other law enforcement personnel listed in the bill. The key provision requires a 25-year minimum sentence for assaults involving firearms or large-capacity weapons against these officers during work. The law targets intentional attacks to protect officers responding to emergencies or performing official duties. This is a criminal penalty change, not a new program or funding measure.

Passed Dec 18, 2025 1 co-sponsor
Co-sponsor H 4762
In committee · Massachusetts House · Co-sponsor
An Act establishing a commission to study housing affordability and density reform

Maddy summaryH 4762 establishes a commission to study housing affordability and zoning reforms in Massachusetts. The commission will analyze current zoning rules (like minimum lot sizes and restrictions on multi-family housing), examine exclusionary practices affecting low- and moderate-income residents, and study successful approaches from other states. It will use data modeling and expert input to evaluate how zoning changes could increase housing supply and reduce costs, with recommendations due by December 2026. The bill does not enact new laws but aims to inform future policy decisions by the legislature. This study directly affects Massachusetts housing policy development and could influence future zoning regulations.

In committee Dec 15, 2025 1 co-sponsor
Co-sponsor H 4645
Signed into law · Massachusetts House · Co-sponsor
An Act relative to assault and battery upon a transit worker

Maddy summaryThis bill (H 4645, now Chapter 79 of the Acts of 2025) increases penalties for assaulting public transit workers while they are on duty. It makes it a crime to commit assault and battery - including using bodily substances like blood or saliva - against a transit worker performing their job, punishable by 90 days to 2.5 years in jail or fines of $500 to $5,000. The law specifically defines "bodily substance" to include human secretions such as saliva, urine, or feces. It directly affects transit workers by strengthening legal protections during their work. The bill was enacted in late 2025 after passing both legislative chambers and receiving the Governor’s signature.

Signed into law Dec 12, 2025 1 co-sponsor
Co-sponsor S 1474
Passed · Massachusetts Senate · Co-sponsor
An Act allowing moveable tiny houses as permanent residential dwellings and accessory dwelling units

By Mr. Tarr, a petition (accompanied by bill, Senate, No. 1474) of Bruce E. Tarr, David F. DeCoste, Colleen M. Garry, Joanne M. Comerford and other members of the General Court for legislation to allow moveable tiny houses as permanent residential dwellings and accessory dwelling units. Municipalities and Regional Government.

Passed Dec 8, 2025 1 co-sponsor
Co-sponsor H 333
Passed · Massachusetts House · Co-sponsor
An Act relative to the licensure of appraisers

Maddy summaryThis bill creates a new Auto Damage Appraiser Licensing Board within Massachusetts' occupational licensure division. The board, consisting of seven members, will directly affect auto damage appraisers, insurance companies, auto body repair shops, and consumers by setting licensing standards. Key provisions include requiring the governor to appoint two industry representatives (auto repair and insurance), the attorney general to appoint a consumer advocate and a neutral office representative, and the licensing commissioner to appoint a chair who cannot represent either industry. The board will handle licensing requirements, with members limited to two consecutive 3-year terms.

Passed Dec 8, 2025 1 co-sponsor
Co-sponsor S 2746
In committee · Massachusetts Senate · Co-sponsor
An Act to protect pollinators and public health

The committee on Environment and Natural Resources to whom was referred the petition (accompanied by bill, Senate, No. 587) of James B. Eldridge for legislation to protect pollinators and public health by prohibiting the use of neonicotinoid pesticides, report the accompanying bill (Senate, No. 2746).

In committee Dec 4, 2025 1 co-sponsor
Co-sponsor S 349
Passed · Massachusetts Senate · Co-sponsor
An Act relative to fair educational practices

By Mr. Fattman, a petition (accompanied by bill, Senate, No. 349) of Ryan C. Fattman for legislation relative to fair educational practices. Education.

Passed Dec 4, 2025 1 co-sponsor
Co-sponsor H 2432
Passed · Massachusetts House · Co-sponsor
An Act to reduce incidence and death from pancreatic cancer

Maddy summaryHD 245 creates a state-wide pancreatic cancer initiative administered by the Department of Public Health. It establishes a 13-member pancreatic cancer advisory council (including patient advocates and representatives from cancer networks) to develop hospital certification standards, identify underserved areas for improved care access, create a multi-provider consortium for best practices, and develop a standard tissue consent form for research. The bill also mandates a comprehensive study on pancreatic cancer prevalence and patient needs, plus a public education program about genetic risks and symptoms. Additionally, it requires the insurance commissioner to survey genetic testing coverage and the health center to update pancreatic cancer screening benefit reviews by 2026. This bill directly affects pancreatic cancer patients, healthcare providers, and the state's public health infrastructure.

Passed Dec 4, 2025 1 co-sponsor
Showing 151 to 160 of 1,569 bills
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