47 CFR §95.3331 — Permissible 76-81 GHz Band Radar Service uses.
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Radar systems operating in the 76-81 GHz band may operate as vehicular radars, or as fixed or mobile radars in airport air operations areas, including but not limited to FOD detection radars and aircraft-mounted radars for ground use only.