47 CFR § 27.1131
Protection of part 101 operations
February 16, 2021
All AWS licensees, prior to initiating operations from any base or fixed station, must coordinate their frequency usage with co-channel and adjacent-channel incumbent, 47 CFR part 101 fixed-point-to-point microwave licensees operating in the 2110-2150 MHz and 2160-2200 MHz bands. Coordination shall be conducted in accordance with the provisions of §24.237 of this chapter.
[79 FR 32414, June 4, 2014]