Illinois 2025-2026 Regular Session

Illinois Senate Bill SB1840

Introduced
2/6/25  

Caption

DRONE NO-FLY ZONE ACT

Summary

SB1840 would create the Civilian Enforced No-Fly Zone Act, a new Illinois law allowing a person who owns or lawfully occupies private property to disable or destroy an unmanned aerial vehicle that flies over that property below 400 feet without permission. The bill defines “unmanned aerial vehicle” broadly as any aircraft operated without direct human intervention from within or on the aircraft, and it applies to residential, agricultural, and commercial property. The bill also provides legal protection for a person who acts under the Act, shielding them from civil or criminal liability unless they intentionally cause harm to persons or property while disabling or destroying the drone. In practical terms, the measure would create a statutory defense and immunity for certain anti-drone actions on private property, while leaving other laws potentially applicable if the person’s conduct goes beyond the bill’s authorization.

Impact

If enacted, SB1840 would add a new standalone Act to Illinois civil law and alter the legal treatment of drone encounters over private property by expressly authorizing private individuals to interfere with or destroy low-flying drones under specified conditions. It would affect property owners, lawful occupants, drone operators, and potentially law enforcement and courts by creating a new immunity from liability for conduct that would otherwise raise civil, criminal, property-damage, or weapons-related issues under existing law. The bill’s broad authorization could also intersect with federal aviation regulation and existing state trespass, nuisance, and criminal damage statutes.

Sentiment

The available record shows the bill was introduced but does not include committee testimony, votes, or amendments, so there is no documented legislative debate to gauge formal support or opposition. Based on the bill’s subject matter and framing, it appears designed to appeal to property-rights and anti-surveillance concerns, while also raising significant safety and regulatory questions. Overall sentiment cannot be measured from the provided history, but the proposal itself suggests a strongly permissive stance toward private defense against drones.

Contention

The main point of contention is likely the bill’s authorization for civilians to disable or destroy drones, which could be viewed as protecting privacy and property rights by supporters but as creating safety risks, encouraging vigilantism, and conflicting with aviation rules by opponents. Another likely issue is the breadth of the immunity provision, which could shield conduct that damages expensive equipment or creates hazards if a drone falls or if the response is mistaken. The 400-foot threshold and the lack of any requirement to identify the drone’s purpose or operator may also be disputed, especially by drone users in agriculture, commercial inspection, public safety, and media contexts.

Companion Bills

No companion bills found.

Previously Filed As

IL HB2740

WILDLIFE-DRONES ALLOWED

IL HB644

Relative to flying drones in state parks.

IL SB1160

drones; entertainment districts; prohibition

IL H3800

Regulating drones

IL H3663

Relative to the safe operation of drones in the Commonwealth

IL H4679

South Carolina Drone Regulation and Public Safety Act

IL SB1249

Drone Integration and Zoning Act

IL HB4759

Ban Military Drones Spying on Civilians Act

IL HB2043

Relating to use of dog and/or drones for tracking or locating mortally wounded deer, elk, turkey, wild boar or bear

IL HB1907

Defense Against Drones Act of 2025

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