---
kind: "section"
citation: "47 C.F.R. § 87.423"
title: "47"
number: "87.423"
heading: "Hours of operation."
url: "https://uscodex.org/cfr/47/87.423"
---

# §87.423. Hours of operation.


The control tower must render a communications service 24 hours a day unless the Commission determines, in coordination with the NTIA IRAC, that reduced hours of service will not adversely affect life and property in the air.


## Notes

### Amendments

[63 FR 68958, Dec. 14, 1998]

### Authority

Authority: 47 U.S.C. 154, 303 and 307(e), unless otherwise noted.

### Source

Source: 53 FR 28940, Aug. 1, 1988, unless otherwise noted.

### Amendments

[63 FR 68958, Dec. 14, 1998]