The proposal would let owners of energy plants, oil refineries, state prisons and amusement parks ask for limits around their sites.
The Trump administration says the measures are aimed at tightening security and reducing risks from rogue drones near sensitive locations.
If adopted, the rules would expand options for site operators seeking federal protection from unauthorised drone activity around critical or high-risk facilities.
If new FAA rules create no-fly zones but owners can't act, how can critical infrastructure actually be protected from a drone attack?
Can new rules distinguish between 'guardian' drones protecting sites and the genuine aerial threats they are designed to stop?
As new laws grant police drone-downing powers, are America's skies becoming safer or just a patchwork of conflicting rules?