---
kind: "section"
citation: "49 C.F.R. § 541.3"
title: "49"
number: "541.3"
heading: "Application."
url: "https://uscodex.org/cfr/49/541.3"
---

# §541.3. Application.

- (a) Except as provided in paragraph [(b)](#b) and [(c)](#c) of this section, this standard applies to the following:
  - (1) Passenger motor vehicle parts identified in [§ 541.5(a)](/cfr/49/541.5.md?p=a) that are present in:
    - (i) Passenger cars; and
    - (ii) Multipurpose passenger vehicles with a gross vehicle weight rating of 6,000 pounds or less; and
    - (iii) Light-duty trucks with a gross vehicle weight rating of 6,000 pounds or less, that NHTSA has determined to be high theft in accordance with [49 CFR 542.1](/cfr/49/542.1.md); and
    - (iv) Light duty trucks with a gross vehicle weight rating of 6,000 pounds or less, that NHTSA has determined to be subject to the requirements of this section in accordance with [49 CFR 542.2](/cfr/49/542.2.md).
  - (2) Replacement passenger motor vehicle parts identified in [§ 541.5(a)](/cfr/49/541.5.md?p=a) for vehicles listed in [paragraphs (1)(i) to (iv)](#a-1-i..a-1-iv) of this section.
- (b) **Exclusions.** This standard does not apply to the following:
  - (1) Passenger motor vehicle parts identified in [§ 541.5(a)](/cfr/49/541.5.md?p=a) that are present in vehicles manufactured by a motor vehicle manufacturer that manufactures fewer than 5,000 vehicles for sale in the United States each year.
  - (2) Passenger motor vehicle parts identified in [§ 541.5(a)](/cfr/49/541.5.md?p=a) that are present in a line with an annual production of not more than 3,500 vehicles.
  - (3) Passenger motor vehicle parts identified in [§ 541.5(a)](/cfr/49/541.5.md?p=a) that are present in light-duty trucks with a gross vehicle weight rating of 6,000 pounds or less, that NHTSA has determined to be subject to the requirements of this section in accordance with [49 CFR 542.2](/cfr/49/542.2.md), if the vehicle line with which these light-duty trucks share majority of major interchangeable parts is exempt from parts marking requirements pursuant to [part 543](/cfr/49/part543.md).
- (c) For vehicles listed in [subparagraphs (1)(i) to (iv)](#c-1-i..c-1-iv) of this section that are (1) not subject to the requirements of this standard until September 1, 2006, and (2) manufactured between September 1, 2006 and August 31, 2007; a manufacturer needs to meet the requirements of this part only for lines representing at least 50% of a manufacturer's total production of these vehicles.

## Notes

### Amendments

[70 FR 28851, May 19, 2005]

### Authority

Authority: 49 U.S.C. 33101, 33102, 33103, 33104, 33105 and 33106; delegation of authority at 49 CFR 1.95.

### Source

Source: 50 FR 43190, Oct. 24, 1985, unless otherwise noted.

### Amendments

[70 FR 28851, May 19, 2005]