---
kind: "section"
citation: "47 C.F.R. § 74.661"
title: "47"
number: "74.661"
heading: "Frequency tolerance."
url: "https://uscodex.org/cfr/47/74.661"
---

# §74.661. Frequency tolerance.


Stations in this service shall maintain the carrier frequency of each authorized transmitter to within the following percentage of the assigned frequency.


## Notes

### Amendments

[52 FR 7143, Mar. 9, 1987, as amended at 68 FR 12772, Mar. 17, 2003; 82 FR 50836, Nov. 2, 2017]

### Authority

Authority: 47 U.S.C. 154, 302a, 303, 307, 309, 310, 325, 336 and 554.

### Amendments

[52 FR 7143, Mar. 9, 1987, as amended at 68 FR 12772, Mar. 17, 2003; 82 FR 50836, Nov. 2, 2017]