49 CFR § 224.3 - Applicability.

---
identifier: "/us/cfr/t49/s224.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 224.3 - Applicability."
title_number: 49
title_name: "Transportation"
section_number: "224.3"
section_name: "Applicability."
chapter_name: "FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
part_number: "224"
part_name: "REFLECTORIZATION OF RAIL FREIGHT ROLLING STOCK"
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. 20103, 20107, 20148 and 21301; 28 U.S.C. 2461 note; and 49 CFR 1.89."
regulatory_source: "70 FR 62176, Oct. 28, 2005, unless otherwise noted."
cfr_part: "224"
---


# 224.3 Applicability.

This part applies to all railroad freight cars and locomotives that operate over a public or private highway-rail grade crossing and are used for revenue or work train service, except:

(a) Freight rolling stock that operates only on track inside an installation that is not part of the general railroad system of transportation;

(b) Rapid transit operations in an urban area that are not connected to the general railroad system of transportation;

(c) Locomotives and passenger cars used exclusively in passenger service;

(d) Freight rolling stock that is subject to a reflectorization requirement promulgated by another Federal agency; or

(e) Freight rolling stock used for only for tourist, historic, excursion, educational, recreational, or private purposes, except for incidental freight service.

[70 FR 62176, Oct. 28, 2005, as amended at 91 FR 3391, Jan. 27, 2026]