{"data":{"id":"us/47-cfr-30.4","jurisdiction":"us","citation":"47 CFR 30.4","heading":"Frequencies.","body":"The following frequencies are available for assignment in the Upper Microwave Flexible Use Service:\n(a) 24.25-24.45 GHz and 24.75-25.25 GHz bands—24.25-24.35 GHz; 24.35-24.45 GHz; 24.75-24.85 GHz; 24.85-24.95 GHz; 24.95-25.05 GHz; 25.05-25.15 GHz; and 25.15-25.25 GHz.\n(b) [Reserved]\n(c) 27.5 GHz—28.35 GHz band—27.5-27.925 GHz and 27.925-28.35 GHz.\n(d) 38.6-40 GHz band:\n(1) New channel plan:\nChannel No. Frequency band limits (MHz)\n1 38,600-38,700\n2 38,700-38,800\n3 38,800-38,900\n4 38,900-39,000\n5 39,000-39,100\n6 39,100-39,200\n7 39,200-39,300\n8 39,300-39,400\n9 39,400-39,500\n10 39,500-39,600\n11 39,600-39,700\n12 39,700-39,800\n13 39,800-39,900\n14 39,900-40,000\n(2) [Reserved]\n(e) [Reserved]\n(f) 37-38.6 GHz band: This band is divided into the Lower 37 GHz band and the Upper 37 GHz band. Lower 37 GHz band channels: 37,000-37,100 MHz, 37,100-37,200 MHz, 37,200-37,300 MHz, 37, 300-37,400 MHz, 37,400-37,500 MHz, 37,500-37,600 MHz. The 37,000-37,600 MHz band segment shall be available on a site-specific, coordinated shared basis with eligible Federal entities. Upper 37 GHz band channels: 37,600-37,700; 37,700-37,800 MHz; 37,800-37,900 MHz; 37,900-38,000 MHz; 38,000-38,100 MHz; 38,100-38,200 MHz; 38,200-38,300 MHz; 38,300-38,400 MHz; 38,400-38,500 MHz, and 38,500-38,600 MHz.\n(g) 47.2-48.2 GHz band—47.2-47.3 GHz; 47.3-47.4 GHz; 47.4-47.5 GHz; 47.5-47.6 GHz; 47.6-47.7 GHz; 47.7-47.8 GHz; 47.8-47.9 GHz; 47.9-48.0 GHz; 48.0-48.1 GHz; and 48.1-48.2 GHz.","path":["Title 47—Telecommunication","CHAPTER I—FEDERAL COMMUNICATIONS COMMISSION","SUBCHAPTER B—COMMON CARRIER SERVICES","PART 30—UPPER MICROWAVE FLEXIBLE USE SERVICE","Subpart A—General"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-47.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:28Z","sha256":"9f0ccbc219be924eea159e0aeecd9f768182d82075753dd6d8fa7535950bb412","source_id":"us-cfr","stale":true,"prev":"us/47-cfr-30.3","next":"us/47-cfr-30.5"},"notice":"GroundRules: Original legal text. Not legal advice."}