Dhaka, March 21 -- The US Federal Aviation Administration (FAA) has issued a general notice suspending the use of visual separation between fixed-wing aircraft and helicopters in busy airspaces, requiring air traffic control (ATC) to use radar to maintain lateral and vertical separation between such aircraft.

US Transportation Secretary Sean Duffy and FAA Administrator Bryan Bedford announced the "upgraded safety protocol" on Wednesday, March 18. The measure follows a year-long FAA safety review triggered by a mid-air collision in January 2025 between a US Army helicopter and a PSA Airlines regional jet near Ronald Reagan National Airport.

The crash, involving a Sikorsky UH-60L Black Hawk and an MHI CRJ700, killed 67 people. Both aircra...