---
kind: "section"
citation: "49 C.F.R. § 229.203"
title: "49"
number: "229.203"
heading: "Applicability."
url: "https://uscodex.org/cfr/49/229.203"
---

# §229.203. Applicability.

- (a) Except as provided in paragraphs [(b)](#b) and [(c)](#c) of this section, this subpart applies to all locomotives manufactured or remanufactured on or after January 1, 2009.
- (b) **Cab cars and power cars.** The requirements of this subpart do not apply to cab control cars, MU locomotives, DMU locomotives, and semi-permanently coupled power cars that are subject to the design requirements for such locomotives set forth in [part 238](/cfr/49/part238.md) of this chapter.
- (c) **Locomotives used in designated service.** Locomotives used in designated service are exempt from the requirements of this subpart, with the exception of [§ 229.233](/cfr/49/229.233.md) (minimum requirements for fuel tank design), which remains applicable to such locomotives.

## Notes

### Amendments

[71 FR 36912, June 28, 2006]

### Authority

Authority: 49 U.S.C. 20103, 20107, 20133, 20137-38, 20143, 20168, 20701-03, 21301-02, 21304; 28 U.S.C. 2461 note; and 49 CFR 1.89.

### Source

Source: 45 FR 21109, Mar. 31, 1980, unless otherwise noted.

### Amendments

[71 FR 36912, June 28, 2006]