40 CFR § 209.17 - Amicus curiae.

---
identifier: "/us/cfr/t40/s209.17"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 209.17 - Amicus curiae."
title_number: 40
title_name: "Protection of Environment"
section_number: "209.17"
section_name: "Amicus curiae."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "G"
subchapter_name: "NOISE ABATEMENT PROGRAMS"
part_number: "209"
part_name: "RULES OF PRACTICE GOVERNING PROCEEDINGS UNDER THE NOISE CONTROL ACT OF 1972"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Sec. 11, Noise Control Act of 1972 (42 U.S.C. 4910) and additional authority as specified."
regulatory_source: "43 FR 34132, Aug. 3, 1978, unless otherwise noted."
cfr_part: "209"
---


# 209.17 Amicus curiae.

Persons not parties to the proceedings who wish to file briefs may do so by leave of the Environmental Appeals Board or the administrative law judge, as appropriate, granted on motion. This motion shall identify the interest of the applicant and shall state the reasons why the proposed amicus brief is desirable. An amicus curiae shall be eligible to participate in any briefing following the granting of his or her motion, and shall be served with all briefs, reply briefs, motions and orders relating to issues to be briefed.

[43 FR 34132, Aug. 3, 1978, as amended at 57 FR 5344, Feb. 13, 1992]