CFR›Title 47›Chapter I›Part 90›Subpart S›Subject Group Procedures and Process—Unacceptable Interference ContainsSections 90.672–90.677CorpusDaily eCFRDisplayed edition2026-06-12Last updated2026-06-12 Sections 90.672 § 90.672 Unacceptable interference to non-cellular 800 MHz licensees from 800 MHz cellular systems or part 22 Cellular Radiotelephone systems, and within the 900 MHz narrowband segments, and to narrowband 900 MHz licensees from 900 MHz broadband licensees. 90.673 § 90.673 Obligation to abate unacceptable interference. 90.674 § 90.674 Interference resolution procedures. 90.675 § 90.675 Information exchange. 90.676-90.677 §§ 90.676-90.677 [Reserved] Previous Policies Governing the Processing of Applications and the Selection and Assignment of Frequencies for Use in the 806-824 MHz, 851-869 MHz, 896-901 MHz, and 935-940 MHz Bands Policies Governing the Processing of Applications and the Selection and Assignment of Frequencies for Use in the 806-824 MHz, 851-869 MHz, 896-901 MHz, and 935-940 MHz Bands Next Technical Regulations Regarding the Use of Frequencies in the 806-824 MHz, 851-869 MHz, 896-901 MHz, and 935-940 MHz Bands Technical Regulations Regarding the Use of Frequencies in the 806-824 MHz, 851-869 MHz, 896-901 MHz, and 935-940 MHz Bands