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 H 2611
Passed · Massachusetts House · Co-sponsor
An Act relative to firearm licensing renewals during a state of emergency

Maddy summaryThis bill extends the validity of firearm licenses that expire during a declared state of emergency (like a pandemic) when police departments cannot process renewals. License holders whose licenses would have expired during such emergencies can continue to legally possess firearms until their renewal is processed or denied. The bill does not override the Chief of Police’s existing authority under Massachusetts General Laws (MGL) to revoke a license if circumstances warrant it. It applies directly to firearm license holders affected by emergency-related processing delays.

Passed Apr 23, 2026 1 co-sponsor
Co-sponsor H 2648
Passed · Massachusetts House · Co-sponsor
An Act empowering law enforcement to cooperate with the United States to transfer custody of convicted criminals

Maddy summaryThis bill allows Massachusetts law enforcement officers (like police, sheriffs, and state troopers) to temporarily hold non-citizens who meet specific criteria for up to 12 hours to transfer them to U.S. Immigration and Customs Enforcement (ICE). It directly affects individuals convicted of certain serious crimes - such as domestic violence, drug trafficking, gang-related offenses, or violent felonies - as defined in the bill. Key provisions require ICE to provide a written request and warrant, a supervisory officer to verify public safety threats based on listed criteria, and a court to review the detention within 12 hours. The bill explicitly prohibits holding individuals for immigration purposes without these safeguards and ensures court records remain public.

Passed Apr 23, 2026 1 co-sponsor
Co-sponsor H 2701
Passed · Massachusetts House · Co-sponsor
An Act to promote and protect safety in the Commonwealth

Maddy summaryHD 4221 requires Massachusetts law enforcement officers and court personnel to hold individuals for up to 36 hours when U.S. Immigration and Customs Enforcement (ICE) provides a written request for detention, mandating that the person receive a copy of the request. It also directs judges to consider ICE detainer requests when setting or modifying bail for people in custody, specifically if ICE has a written request and an administrative warrant for removal exists. The bill directly affects individuals in state custody with active ICE requests, law enforcement officers, and judges handling bail hearings. Key provisions establish a 36-hour detention window for ICE transfers and require judges to factor ICE requests into bail decisions under Chapter 276.

Passed Apr 23, 2026 1 co-sponsor
Co-sponsor H 3257
Passed · Massachusetts House · Co-sponsor
An Act to give tax relief to parents with children in private schools

Maddy summaryThis bill provides a real estate tax reduction of $1,000 per child for homeowners with minor children (including adopted children) enrolled in private schools. It directly affects Massachusetts homeowners who own and live in their property as their primary residence and pay private school tuition. The tax relief requires annual submission of proof of the child's enrollment to local assessors. The provision applies to real estate tax calculations under Chapter 59 of the General Laws.

Passed Apr 21, 2026 1 co-sponsor
Co-sponsor H 3143
Passed · Massachusetts House · Co-sponsor
An Act relative to exempting municipalities from the gas tax

Maddy summaryThis bill exempts municipalities from paying the state gas tax on fuel they purchase for official government use. It directly affects cities and towns that buy fuel for services like road maintenance, public works, or municipal vehicle operations. The key provision adds a new section to state tax law, stating that fuel sold to a municipality for municipal purposes is not subject to the excise tax. This changes the tax treatment for municipal fuel purchases but does not alter taxes for residents or businesses.

Passed Apr 21, 2026 1 co-sponsor
Co-sponsor H 4553
In committee · Massachusetts House · Co-sponsor
An Act requiring coverage of medically necessary oral and dental care for head and neck cancer survivor

Maddy summaryThis bill (H 4553) requires health insurance plans in Massachusetts to cover specific dental and oral care for head and neck cancer survivors. It directly affects state employees (active and retired) and private insurance policyholders by mandating coverage for: dental care before cancer treatment (like chemotherapy/radiation), post-treatment care to address side effects (tooth decay, infections), and rehabilitation services (including dental implants, speech/swallowing aids, and devices to restore appearance). The law applies to state group insurance plans, health insurance divisions, and private insurance policies covering hospital/surgical benefits. It specifies coverage for preventative care, medically necessary procedures, and rehabilitation tied directly to head and neck cancer treatment or its side effects.

In committee Apr 15, 2026 1 co-sponsor
Primary H 1492
Passed · Massachusetts House · Lead sponsor
An Act expanding the definition of affordable housing to include manufactured homes

Maddy summaryThis bill amends Massachusetts' Chapter 40B housing law to include manufactured homes in the definition of "affordable housing." Specifically, it adds that 50% of homes in a manufactured housing community (as defined by law) will count toward a municipality's affordable housing threshold. The bill also removes deed restrictions (legal limits on how housing can be sold or used) from all affordable housing units, including manufactured homes. This change directly affects municipalities required to meet affordable housing quotas and manufactured home communities seeking to qualify for housing programs. The policy change simplifies compliance for municipalities and provides greater flexibility for manufactured home residents.

Passed Apr 13, 2026 0 co-sponsors
Co-sponsor H 1504
Passed · Massachusetts House · Co-sponsor
An Act relative to mobile homes as affordable housing

Maddy summaryThis bill changes Massachusetts law to automatically classify all mobile homes as "affordable housing" under Chapter 40B of the General Laws. It directly affects mobile home owners, developers, and local municipalities by ensuring mobile homes qualify for the state's affordable housing program without needing separate approval. The key provision removes barriers by requiring towns to allow mobile home developments as part of their affordable housing obligations under Chapter 40B. This policy change simplifies eligibility for mobile homes in affordable housing initiatives without creating new programs or funding.

Passed Apr 13, 2026 1 co-sponsor
Primary H 1491
Passed · Massachusetts House · Lead sponsor
An Act relative to CHAMP that will revert back to local residents receiving priority over applicants that have not been screened as emergency applicants

Maddy summaryHD 1878 changes Massachusetts' public housing application rules by ending self-certification of emergency status and reinstating priority for local residents over applicants not screened as emergency. Housing authorities must now screen applicants for emergency status instead of allowing self-certification, and local residents will be placed ahead of non-emergency applicants on waitlists. This bill applies to the state's CHAMP system, which manages public housing applications statewide for all local housing authorities. The change reverses a current practice that permitted applicants to self-certify emergency status to gain priority.

Passed Apr 13, 2026 0 co-sponsors
Co-sponsor H 1528
Passed · Massachusetts House · Co-sponsor
An Act relative to public housing restrictions

Maddy summaryHD 2258 requires Massachusetts public housing programs to prioritize applicants eligible for federal assisted housing under 42 U.S.C. section 1436a over applicants who are not federally eligible. It directly affects individuals applying for state-assisted housing in Massachusetts who may not qualify for federal programs. The bill's key provision states that non-federally eligible applicants cannot be given priority or displace federally eligible applicants in the housing selection process. This amendment to Chapter 121B of the General Laws ensures federal eligibility status determines priority for public housing placements.

Passed Apr 13, 2026 1 co-sponsor
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