Fighting preemption legislation ::

State preemption laws prohibit local governments from enacting restricted breed ordinances to protect public health and safety. Below are materials for advocates fighting state preemption legislation.

Background and support materials


Annual estimate

Since 2011, we have maintained an estimate of restricted breed laws across the United States, including cities, counties, military housing policies and Indian reservation laws. In 2025, we published a report showing that 84 countries worldwide have laws that restrict dangerous dog breeds.

Charts and graphs

45 Years of U.S. Fatal Pit Bull Attacks in 5-Year Periods (1980 to 2024)

This 45-year chart portrays 5-year periods of U.S. fatal pit bull attacks since 1980. Deaths inflicted by pit bulls have increased by 960% since the 5-year period of 1995 to 1999 | Download PDF

45 Years of U.S. Fatal Pit Bull Attacks (2005-2024)

States that Protect Local Control vs. States with Preemption Laws (1988-2025)

This U.S. map shows states that protect local control, allowing restricted breed ordinances, and states with preemption laws that limit them. Please see a state-by-state breakdown of this map.

Map: States that Protect Local Control vs. States with Preemption Laws