§  18.301   Operating frequencies.

   ISM equipment may be operated on any frequency above 9 kHz except as
   indicated in § 18.303. The following frequency bands, in accordance with
   § 2.106 of the rules, are allocated for use by ISM equipment:
   ISM frequency Tolerance
   6.78 MHz      ±15.0 kHz
   13.56 MHz     ±7.0 kHz
   27.12 MHz     ±163.0 kHz
   40.68 MHz     ±20.0 kHz
   915 MHz       ±13.0 MHz
   2,450 MHz     ±50.0 MHz
   5,800 MHz     ±75.0 MHz
   24,125 MHz    ±125.0 MHz
   61.25 GHz     ±250.0 MHz
   122.50 GHz    ±500.0 MHz
   245.00 GHz    ±1.0 GHz

   Note: The use of the 6.78 MHz ±15 kHz frequency band is subject to the
   conditions of footnote 524 of the Table of Allocations. See § 2.106.