A group of US lawmakers has formally asked the FAA to pause the use of a new artificial-intelligence tool that supports flight management in the Washington, DC area, according to a report by HI-99.

The request puts the agency's deployment of machine-assisted air traffic management at one of the most congested and politically scrutinized stretches of US airspace under direct congressional pressure — before the tool has been fully validated in service.

What are the lawmakers asking for?

The members of Congress want the FAA to stop using the AI tool while questions about its reliability and oversight are resolved. The DC-area airspace the tool helps manage covers some of the busiest arrival and departure flows in the national system, including the corridors around Ronald Reagan Washington National Airport.

For the FAA, the stakes are operational as much as reputational. The agency has been under sustained pressure to modernize air traffic control after a string of staffing shortfalls and high-profile incidents, and AI-assisted tools are part of its answer. A forced pause would remove one layer of that modernization effort from the region where scrutiny is most intense.

Why does the DC area matter?

Washington-area airspace carries a concentration of traffic — commercial airliners, general aviation, military helicopter routes and VIP movements — that leaves controllers with less margin than in most of the country. Any automation introduced into that environment has to prove it reduces controller workload without adding failure modes.

The lawmakers' intervention reflects a broader tension in the system: the FAA needs tools that expand effective capacity as traffic recovers, but Congress wants proof that automation earns its place before it shapes real-time separation decisions.

What comes next?

The FAA now faces a choice between defending the tool's operational record and conceding a review period that critics will read as an admission of risk. Its response will set a template for how other AI-assisted functions in the air traffic system are introduced — or paused — in the months ahead.