47 CFR § 22.857 - Channel plan for commercial aviation air-ground systems.

---
identifier: "/us/cfr/t47/s22.857"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "47 CFR § 22.857 - Channel plan for commercial aviation air-ground systems."
title_number: 47
title_name: "Telecommunication"
section_number: "22.857"
section_name: "Channel plan for commercial aviation air-ground systems."
chapter_name: "FEDERAL COMMUNICATIONS COMMISSION"
subchapter_number: "B"
subchapter_name: "COMMON CARRIER SERVICES"
part_number: "22"
part_name: "PUBLIC MOBILE SERVICES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "47 U.S.C. 154, 222, 303, 309, and 332."
regulatory_source: "59 FR 59507, Nov. 17, 1994, unless otherwise noted."
cfr_part: "22"
---


# 22.857 Channel plan for commercial aviation air-ground systems.

The 849-851 MHz and 894-896 MHz frequency bands are designated for paired nationwide exclusive assignment to the licensee or licensees of systems providing radio telecommunications service, including voice and/or data service, to persons on board aircraft. Air-ground systems operating in these frequency bands are referred to in this part as “commercial aviation” systems.

[70 FR 19310, Apr. 13, 2005]