Amazon and other tech companies are chomping at the bit to use drones for delivery and other services. Trouble is, they’re trying to fly over a jagged legal and regulatory landscape that is far from fully formed.

That reality has bogged down Amazon’s ambitious plans for nationwide drone deliveries. According to a Feb. 1 story in The Information, the Federal Aviation Administration has prohibited Amazon from flying its 80-pound drones over people or roads without separate permission for each flight.