47 CFR § 27.65
Acceptance of interference in 2000-2020 MHz
February 16, 2021
(a) Receivers operating in the 2000-2020 MHz band must accept interference from lawful operations in the 1995-2000 MHz band, where such interference is due to:
(1) The in-band power of any operations in 1995-2000 MHz (i.e., the portion transmit power contained in the 1995-2000 MHz band); or
(2) The portion of out-of-band emissions contained in 2000-2005 MHz.
(b) [Reserved]
[78 FR 8270, Feb. 5, 2013]