Specific authority, upon electronic filing of a formal application (FCC Form 309) therefor in the International Communications Filing System (ICFS), is required for any of the following changes:
- (a) Change involving an increase or decrease in the power rating of the transmitters.
- (b) A replacement of the transmitters as a whole.
- (c) Change in the location of the transmitting antenna.
- (d) Change in the power delivered to the antenna.
- (e) Change in frequency control and/or modulation system.
- (f) Change in direction or gain of antenna system.
- (g) Other changes, not specified above in this section, may be made at any time without the authority of the Commission: Provided, That the Commission shall be immediately notified electronically in ICFS thereof and such changes shall be shown in the next application for renewal of license.
[86 FR 54401, Oct. 1, 2021, as amended at 88 FR 21447, Apr. 10, 2023]