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The federal "Clear Skies Act" (H.R. 4403) bans all weather modification activities nationwide with criminal penalties up to 5 years imprisonment and $100,000 fines per violation, while repealing all existing federal authorities that permit such activities and establishing a public EPA reporting system for suspected violations.
Latest: No movement after Marjorie Greene's meeting in September 2025
A federal study-only bill requiring the Department of Energy to investigate health and environmental effects of federally-connected geoengineering projects, with no regulatory teeth or prohibition provisions—essentially a fact-finding exercise that commits Congress to nothing beyond receiving a report.
Latest: No movement since January 2026
This federal bill goes beyond simple prohibition by creating dual reporting systems—one requiring airlines to disclose weather modification equipment on aircraft, another for public violation reports—while simultaneously repealing all existing federal weather modification authorities and banning even federally-funded research on atmospheric intervention.
Latest: No movement since Feb 2026
The Weather Research and Forecasting Innovation Reauthorization Act of 2026 modernises NOAA's meteorological research, severe storm forecasting, AI weather modelling, and commercial satellite data integration. It focuses strictly on observational technology and public warning systems and includes no provisions for atmospheric intervention or weather modification.
Latest: Now eligible for floor consideration, but its window for enactment before the end of the 119th Congress is narrow.