# Collision Avoidance Systems; Correction
**AGENCY:**
Federal Aviation Administration (FAA), DOT.
**ACTION:**
Final rule; correction.
**SUMMARY:**
This document makes a correction to the amendment numbers in the final rule published in the *Federal Register* on April 1, 2003. That action revised the applicability of certain collision avoidance system requirements for airplanes.
**EFFECTIVE DATE:**
This correction is effective on February 11, 2004.
**FOR FURTHER INFORMATION CONTACT:**
Alberta Brown, telephone (202) 267-8321.
**14 CFR Part 121**
**Correction**
In the final rule FR Doc. 03-7653, published on April 1, 2003 (68 FR 15884), make the following correction:
1. On page 15884, in column 1 in the heading section, beginning on line 4, correct “Amendment Nos. 121-286, 125-41, and 129-37” to read “Amendment Nos. 121-297, 125-41, and 129-37”.
Issued in Washington, DC on January 30, 2004.
Donald P. Byrne,
Assistant Chief Counsel for Regulations.