41 CFR § 301-2.3 - Travel arrangements requiring specific authorization or prior approval.

---
identifier: "/us/cfr/t41/s301-2.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "41 CFR § 301-2.3 - Travel arrangements requiring specific authorization or prior approval."
title_number: 41
title_name: "Public Contracts and Property Management"
section_number: "301-2.3"
section_name: "Travel arrangements requiring specific authorization or prior approval."
chapter_number: 301
chapter_name: "TEMPORARY DUTY (TDY) TRAVEL ALLOWANCES"
subchapter_number: "A"
subchapter_name: "INTRODUCTION AND AUTHORIZATION"
part_number: "301-2"
part_name: "2—GENERAL RULES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "5 U.S.C. 5707; 31 U.S.C. 1353; 49 U.S.C. 40118."
regulatory_source: "FTR Case 2025-05, 90 FR 56893, Dec. 8, 2025, unless otherwise noted."
cfr_part: "301-2"
---


# 301-2.3 Travel arrangements requiring specific authorization or prior approval.

(a) Specific authorization or prior approval is required for:

(1) Use of reduced fares for group or charter arrangements;

(2) Use of a foreign air carrier or foreign ship;

(3) Payment of a reduced per diem;

(4) Use of cash to pay for common carrier transportation;

(5) Travel expenses related to emergency travel;

(6) Acceptance of payment from a non-Federal source for travel expenses (see chapter 304 of this subtitle);

(7) Travel expenses related to conference attendance;

(8) Use of a Government aircraft;

(9) Use of extra-fare train service;

(10) Travel by ship; and

(11) Use of a rental car.

(b) Paragraphs (a)(1), (3), (6), and (7) of this section require a written or electronic advance authorization.