---
kind: "section"
citation: "49 C.F.R. § 224.3"
title: "49"
number: "224.3"
heading: "Applicability."
url: "https://uscodex.org/cfr/49/224.3"
---

# §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.

## Notes

### Amendments

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

### Authority

Authority: 49 U.S.C. 20103, 20107, 20148 and 21301; 28 U.S.C. 2461 note; and 49 CFR 1.89.

### Source

Source: 70 FR 62176, Oct. 28, 2005, unless otherwise noted.

### Amendments

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