47 CFR § 96.49
Equipment authorization
February 16, 2021
(a) Each transmitter used for operation under this part and each transmitter marketed as set forth in §2.803 of this chapter must be of a type which has been certificated for use under this part.
(b) Any manufacturer of radio transmitting equipment to be used in these services must request equipment authorization following the procedures set forth in subpart J of part 2 of this chapter.