44 C.F.R. § 15.3
Mt. Weather contains classified material and areas that we must protect in the interest of national security. The facility is a restricted area. We deny access to Mt. Weather to the general public and limit access to those persons having official business related to the missions and operations of Mt. Weather. The Administrator or the Mt. Weather Executive Director must approve all persons and vehicles entering Mt. Weather. All persons must register with the Mt. Weather Police/Security Force and must receive a Mt. Weather identification badge and vehicle parking decal or permit to enter or remain on the premises. No person will enter or remain on Mt. Weather premises unless he or she has received permission from the Administrator or the Mt. Weather Executive Director and has complied with these procedures.
44 C.F.R. § 15.3