The Federal Aviation Administration has imposed permanent restrictions on non-essential helicopter operations around the Washington, D.C., airport where an Army chopper collided with a commercial jet

The US Federal Aviation Administration (FAA) has permanently restricted non-essential helicopter operations around Reagan National Airport following a deadly mid-air collision with an American Airlines regional jet in January.

Non-essential helicopter flights will be restricted in the airspace around Ronald Reagan Washington National Airport, and mixed helicopter and fixed-wing traffic will be nixed going forward.