Photo of Dan Cahill
D Massachusetts House · District 10th Essex On the 2026 ballot

Rep. Dan Cahill

Compare
Total votes
1,241
all sessions
Attendance
99%
13 missed
Higher than 77% of chamber peers
With party
99%
of cast votes
Higher than 89% of chamber peers
Bipartisan score
0%
crosses aisle rarely
Lower than 90% of chamber peers
Sponsored
892
bills & resolutions
Near the chamber average
Committees
1
assignment
892 bills and resolutions

Sponsored bills

Total
892
Primary
199
Co-sponsor
693
This page
892
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Co-sponsor H 3634
Passed · Massachusetts House · Co-sponsor
An Act relative to providing multimodal transportation technologies

Maddy summaryThis bill establishes rules for operating fully autonomous vehicles (without human drivers) on Massachusetts roads. It requires these vehicles to obtain a special license from the Massachusetts Department of Transportation, achieve a "minimal risk condition" if the system fails, and include a human driver for vehicles over 10,000 pounds. Operators must submit law-enforcement interaction plans detailing crash response and vehicle monitoring, and maintain proof of insurance. The bill directly affects autonomous vehicle manufacturers, fleet operators, and MassDOT, which gains authority to issue licenses and enforce safety standards under the new framework.

Passed Apr 6, 2026 1 co-sponsor
Primary H 3456
Passed · Massachusetts House · Lead sponsor
An Act to advance energy solutions

Maddy summaryThis bill amends state law to expand opportunities for group purchasing of energy and renewable projects. It allows state agencies, local governments, nonprofits, and public entities (excluding areas served by municipal light departments) to join competitively run state energy programs for electricity, natural gas, and renewable projects like solar or efficiency upgrades. The bill removes competitive bidding requirements when leasing state property for renewable energy projects under these programs and clarifies that such projects count as "public construction" subject to standard state building laws. This directly affects state agencies, local governments, and renewable energy developers by streamlining how public entities can access and implement clean energy solutions.

Passed Apr 6, 2026 0 co-sponsors
Co-sponsor H 4206
Passed · Massachusetts House · Co-sponsor
An Act modernizing the commonwealth’s cannabis laws

Maddy summaryThis bill establishes a Massachusetts Cannabis Control Commission to oversee the state's cannabis regulatory framework. The commission will consist of three commissioners appointed by the governor (including a full-time chair and two part-time members with specific expertise requirements), serving fixed terms with strict ethics rules and prohibitions on holding other elected offices. Key provisions include requiring background checks for commissioners, separating enforcement duties from commission oversight (via an appointed executive director), and setting salary standards. The commission will regulate cannabis businesses, set licensing rules, and enforce compliance, directly affecting cannabis licensees and the state's regulatory system. The bill creates new administrative structures but does not change existing cannabis laws or consumer access.

Passed Apr 6, 2026 1 co-sponsor
Primary H 2765
Passed · Massachusetts House · Lead sponsor
An Act relative to defining certain disabilities

Maddy summaryThis bill (HD 1739) changes how certain work-related lung conditions are handled for public employees in retirement systems. It presumes that lung diseases or breathing problems caused by workplace environmental hazards (like poor air quality) were incurred during employment, unless proven otherwise. This applies to both non-contributory and contributory retirement systems under Chapter 32 of the General Laws. The key change shifts the burden of proof to the employer to disprove work-relatedness, directly affecting public workers who develop such conditions after working in hazardous environments.

Passed Mar 30, 2026 0 co-sponsors
Co-sponsor H 782
Passed · Massachusetts House · Co-sponsor
An Act to strengthen the state home care program workforce

Maddy summaryThis bill requires home care agencies providing state-funded home care services to enter into labor peace agreements with labor organizations representing their workers, ensuring uninterrupted service delivery. Agencies must submit regular attestations to the Department of Elder Affairs detailing their labor relations status, including whether agreements exist, negotiations are underway, or no union representation is sought. Failure to comply may result in contract termination and a four-year ban on future state contracts for repeated violations. The policy directly affects home care agencies, workers, and the state's home care program participants.

Passed Mar 30, 2026 1 co-sponsor
Co-sponsor H 5299
In committee · Massachusetts House · Co-sponsor
An Act to ensure parity in social work licensure

Maddy summaryThis bill creates a new provisional license for social work associates who have failed their licensing exam twice by less than 10 points, allowing them to work for up to one year while completing additional training. Under the new requirements, provisional licensees must maintain detailed professional portfolios including case analyses, daily journals, and evaluations from supervisors to demonstrate competency before receiving a full license. The bill also permits social workers who need to work in languages other than English to submit certain portfolio materials in their secondary language and protects all documentation from public disclosure. These changes directly affect social work applicants and licensees by providing a pathway to licensure for those who narrowly fail the exam while ensuring they meet professional standards through documented supervision and training.

In committee Mar 26, 2026 1 co-sponsor
Primary H 1602
Passed · Massachusetts House · Lead sponsor
An Act relative to uniform real property electronic recordings

Maddy summaryHD 2010 allows electronic documents and signatures to be legally accepted for recording property deeds and other land records, replacing paper requirements. It directly affects property owners, real estate professionals, and local government registrars who handle land records. Key provisions include making electronic signatures and documents valid for recording, requiring registrars to manage both paper and electronic records in the same index, and setting standards for electronic systems. The law takes effect January 1, 2026, and aligns Massachusetts recording practices with other states using similar electronic systems.

Passed Mar 26, 2026 0 co-sponsors
Co-sponsor H 1975
Passed · Massachusetts House · Co-sponsor
An Act relative to adoptions

Maddy summaryThis bill amends a Massachusetts adoption law to clarify the legal standard for adoption documents. It replaces the phrase "state or the country where it was executed" with "commonwealth or the laws of the place where it was executed." The change specifically affects adoption paperwork processed in Massachusetts, ensuring documents comply with either Massachusetts law or the laws of the location where the adoption was finalized. This is a technical clarification to improve consistency in adoption documentation procedures, with no new rights or obligations created.

Passed Mar 26, 2026 1 co-sponsor
Co-sponsor H 1948
Passed · Massachusetts House · Co-sponsor
An Act to protect nonhuman primate infants in research institutions and product testing facilities

Maddy summaryHD 894 prohibits research institutions and product testing facilities from separating infant nonhuman primates (such as monkeys) from their biological mothers for research or testing purposes, except when medically necessary for the health of either animal. If separation occurs for medical reasons, facilities must minimize distress without sedatives or restraint and reunite mother and infant as soon as possible. The law applies to facilities testing products like cosmetics, drugs, or medical devices and covers the first 12 months of an infant’s life. The Massachusetts Department of Public Health must create implementing regulations within 90 days of the bill’s passage.

Passed Mar 26, 2026 1 co-sponsor
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