Note: This story was last updated at 4:10 p.m.

The Federal Aviation Administration and U.S. Department of Energy have agreed to restrict drone flights over Oak Ridge National Laboratory, Y-12 National Security Complex, and five other federal sites.

It is the first time the FAA has placed specific airspace restrictions for unmanned aircraft, or “drones,” over DOE sites.

Under the new rules, no drones can be operated within the restricted areas from the ground (surface) up to an altitude of 400 feet. The airspace restrictions take effect Friday, December 29.

Here are the seven sites that are affected: [Read more…]