14 CFR § 300.9 - Disqualification of partners of DOT employees.

---
identifier: "/us/cfr/t14/s300.9"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "14 CFR § 300.9 - Disqualification of partners of DOT employees."
title_number: 14
title_name: "Aeronautics and Space"
section_number: "300.9"
section_name: "Disqualification of partners of DOT employees."
chapter_name: "OFFICE OF THE SECRETARY, DEPARTMENT OF TRANSPORTATION (AVIATION PROCEEDINGS)"
subchapter_number: "B"
subchapter_name: "PROCEDURAL REGULATIONS"
part_number: "300"
part_name: "RULES OF CONDUCT IN DOT PROCEEDINGS UNDER THIS CHAPTER"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. subtitle I and chapters 401, 411, 413, 415, 417, 419, 421, 449, 461, 463, and 465."
regulatory_source: "Docket No. 82, 50 FR 2380, Jan. 16, 1985, unless otherwise noted."
cfr_part: "300"
---


# 300.9 Disqualification of partners of DOT employees.

No partner of a DOT employee shall act as agent or attorney for anyone other than the United States in any DOT proceeding or matter in which such employee participates or has participated personally and substantially through decision, approval, disapproval, recommendation, rendering advice, investigation, or otherwise, or which is the subject of his or her official responsibility.

[Docket No. 82, 50 FR 2380, Jan. 16, 1985. Redesignated and amended by Doc. No. DOT-OST-2014-0140, 84 FR 15935, Apr. 16, 2019]