(a) Mobile and portable stations may operate only if they can positively receive and decode an enabling signal transmitted by a base station.
(b) Any mobile/portable stations may communicate with any other mobile/portable stations so long as each mobile/portable can positively receive and decode an enabling signal transmitted by a base station.
(c) Airborne operations by mobile/portable stations is prohibited.
authority: 47 U.S.C. 154(i), 161, 303(g), 303(r), 332(c)(7), 1401-1473
source: 43 FR 54791, Nov. 22, 1978, unless otherwise noted.
cite as: 47 CFR 90.1333