Air Pollution - As introduced, designates the intentional injection, release, or dispersion, by any means, of chemicals, chemical compounds, substances, or apparatus within the borders of this state into the atmosphere with the express purpose of affecting temperature, weather, or the intensity of the sunlight, or supplying or otherwise providing the chemicals, chemical compounds, substances, or apparatus required for the conduct, as a Class A misdemeanor; makes other changes related to investigations and enforcement related to weather modification. - Amends TCA Title 58, Chapter 2 and Title 68, Chapter 201.

114th Regular Session (2025-2026) Introduced by Monty Fritts

Tennessee criminalizes intentional weather modification via chemical injection into the atmosphere as a Class A misdemeanor, establishing enforcement mechanisms for atmospheric intervention activities.

Received from House, Passed on First Consideration

#airpollution

Legislative bill overview

HB 1112 criminalizes weather modification activities within Tennessee by making it a Class A misdemeanor to intentionally inject, release, or disperse chemicals into the atmosphere with the purpose of affecting temperature, weather patterns, or sunlight intensity. The bill also establishes investigation and enforcement mechanisms related to weather modification activities under Tennessee law.

Why is this important

Weather modification is a scientifically active field with legitimate research and agricultural applications (cloud seeding for rain), but also a subject of widespread conspiracy theories. This bill directly impacts how Tennessee regulates an emerging technology while potentially creating legal ambiguity around legitimate scientific research and interstate weather modification efforts that may affect the state.

Potential points of contention

Definition ambiguity: The broad language about "affecting temperature, weather, or intensity of sunlight" could criminalize legitimate cloud seeding operations, atmospheric research, or even large industrial operations that incidentally affect local weather patterns

Interstate complications: Weather systems cross state lines; Tennessee cannot legally ban activities in other states, creating enforcement challenges and potential conflicts with federal authority over weather modification

Scientific research chilling effect: Universities and research institutions may avoid weather modification studies due to criminal liability, potentially limiting beneficial atmospheric science research conducted in the state

Conspiracy theory amplification: The bill may lend credibility to unfounded claims about "chemtrails" and secretive weather control, despite lack of evidence for large-scale covert weather modification programs