A bill to require the Administrator of the Federal Aviation Administration to acquire and install certified airborne position reference tools at air traffic control towers, and for other purposes.

This bill, designated as S. 3929 in the 119th Congress, was introduced on February 26, 2026. The bill aims to mandate the Administrator of the Federal Aviation Administration to procure and implement certified airborne position reference tools in air traffic control towers. The bill may include additional provisions beyond this specific requirement, but detailed summaries or directives are not provided in the context.