49 CFR § 585.122 - Purpose.

---
identifier: "/us/cfr/t49/s585.122"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 585.122 - Purpose."
title_number: 49
title_name: "Transportation"
section_number: "585.122"
section_name: "Purpose."
chapter_name: "NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
part_number: "585"
part_name: "PHASE-IN REPORTING REQUIREMENTS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 322, 30111, 30115, 30117, and 30166; delegation of authority at 49 CFR 1.95."
regulatory_source: "69 FR 70916, Dec. 8, 2004, unless otherwise noted."
cfr_part: "585"
---


# 585.122 Purpose.

The purpose of these reporting requirements is to assist the National Highway Traffic Safety Administration in determining whether a manufacturer has complied with the rear visibility requirements in paragraphs S5.5 and S6.2 of Standard No. 111, Rear visibility (49 CFR 571.111).