(a) Prohibition.—The Secretary of Transportation shall issue regulations—
(1)
to prohibit an individual on an aircraft from engaging in voice communications using a mobile communications device during a flight of that aircraft in scheduled passenger interstate or intrastate air transportation; and
(b) Definitions.—In this section, the following definitions apply:
(2) Mobile communications device.—
(A) In general.—
The term “mobile communications device” means any portable wireless telecommunications equipment utilized for the transmission or reception of voice data.
(B) Limitation.—
The term “mobile communications device” does not include a phone installed on an aircraft.