47 CFR 18.303 - Prohibited frequency bands.
Beta! The text on the eCFR tab represents the unofficial eCFR text at ecfr.gov.
§ 18.303 Prohibited frequency bands.
Operation of ISM equipment within the following safety, search and rescue frequency bands is prohibited: 490-510 kHz, 2170-2194 kHz, 8354-8374 kHz, 121.4-121.6 MHz, 156.7-156.9 MHz, and 242.8-243.2 MHz.