Regulatory Compliance News

FCC Establishes Dedicated 5 GHz Spectrum Framework for Unmanned Aircraft Systems

The U.S. Federal Communications Commission (FCC) adopted a Report and Order under Docket No. 22-323 (FCC 24-91), establishing the regulatory service rules to support Unmanned Aircraft System (UAS) operations in the 5030–5091 MHz frequency band. Designed specifically for Control and Non-Payload Communications (CNPC), the dedicated spectrum framework transitions commercial drone operations away from crowded, interference-prone unlicensed Industrial, Scientific, and Medical (ISM) bands. By providing a protected spectrum allocation for critical flight operations, the regulator aims to ensure the safe, reliable integration of uncrewed aircraft into controlled airspace alongside crewed aviation.

Under the operational rules, the FCC established access protocols for Non-Networked Access (NNA) communications, enabling direct, line-of-sight command and control links between ground control stations and uncrewed aircraft. Dynamic Frequency Management Systems (DFMS) oversee spectrum coordination, dynamically allocating temporary, real-time frequency assignments to operators based on operational location and flight duration. To prevent co-channel interference and ensure safety in critical airspace, transmitters operating in the 5030–5091 MHz band must maintain precise power limits, strict out-of-band emission masks, and continuous synchronization with authorized DFMS administrators.

The establishment of dedicated UAS spectrum rules introduces direct equipment authorization requirements for drone manufacturers, radio frequency component suppliers, and importers. RF transmitters, control modules, and ground terminal hardware designed for 5 GHz CNPC operations must undergo formal FCC certification prior to commercial distribution and deployment across the United States. Technical construction files submitted to recognized Telecommunications Certification Bodies (TCBs) must contain accredited laboratory test reports demonstrating compliance with FCC Part 87 aviation rules and applicable RTCA technical standards, ensuring equipment maintains robust spectrum efficiency and operational safety.