49 CFR § 585.4 - Petitions to extend period to file report.

---
identifier: "/us/cfr/t49/s585.4"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 585.4 - Petitions to extend period to file report."
title_number: 49
title_name: "Transportation"
section_number: "585.4"
section_name: "Petitions to extend period to file report."
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"
---


# 585.4 Petitions to extend period to file report.

A petition for extension of the time to submit a report required under this part shall be received not later than 15 days before the report is due. The petition shall be submitted to: Administrator, National Highway Traffic Safety Administration, 400 Seventh Street, SW., Washington, DC 20590. The filing of a petition does not automatically extend the time for filing a report. A petition will be granted only if the petitioner shows good cause for the extension, and if the extension is consistent with the public interest.