Massachusetts House Bill H4972

Massachusetts 2025-2026 Regular Session

• Introduced: 1/20/26
• Refer: 1/20/26

Caption

A petition that the town of Chelmsford be authorized to ban second generation anticoagulant rodenticides within said town

Impact

If enacted, H4972 will provide Chelmsford with the authority to impose stricter regulations concerning the use of anticoagulant rodenticides than what is currently permitted under the state’s general laws. This localized control means that residents and policymakers in Chelmsford can address specific ecological and community health concerns that are unique to their area, particularly regarding wildlife conservation and the potential hazards these chemicals pose to pets and children.

Summary

House Bill 4972 focuses on empowering the town of Chelmsford to ban the usage of second-generation anticoagulant rodenticides within its jurisdiction. The bill explicitly allows Chelmsford to enact a by-law that prohibits or restricts the application of these pesticides, including those applied by licensed commercial applicators. This legislative move reflects a growing concern over the environmental and health impacts associated with the use of certain rodenticides that can have detrimental effects on wildlife and non-target species.

Contention

Potential points of contention surrounding H4972 include discussions about the balance between local regulatory authority and state preemptions on pesticide usage. While proponents of the bill argue it is necessary for protecting local ecosystems and public health, there may be stakeholders, particularly in the agricultural or pest control sectors, who could argue against such a prohibition for fear of losing effective pest management tools. The bill has already received local approval, indicating that community support may overshadow some of the broader debates on pesticide regulations.