# 49 CFR § 555.4: Definitions

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-49-555.4

## Section

- **Citation:** 49 CFR § 555.4
- **Heading:** Definitions
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 49—Transportation > Subtitle B—Other Regulations Relating to Transportation > CHAPTER V—NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION > PART 555—TEMPORARY EXEMPTION FROM MOTOR VEHICLE SAFETY AND BUMPER STANDARDS > Subpart A—General

## Text

Administrator means the National Highway Traffic Safety Administrator or his delegate.
Passenger motor vehicle means a motor vehicle with motive power designed to carry not more than 12 individuals, but does not include a truck not designed primarily to carry its operator or passengers, or a motorcycle.
United States means the several States, the District of Columbia, the Commonwealth of Puerto Rico, Guam, the Virgin Islands, the Canal Zone, and American Samoa.
[38 FR 2694, Jan. 29, 1973, as amended at 64 FR 2861, Jan. 19, 1999]

## Nearby sections

- [49 CFR § 555.1 § 555.1 Scope.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.1.md)
- [49 CFR § 555.2 § 555.2 Purpose.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.2.md)
- [49 CFR § 555.3 § 555.3 Application.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.3.md)
- [49 CFR § 555.4 § 555.4 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.4.md)
- [49 CFR § 555.5 § 555.5 Application for exemption.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.5.md)
- [49 CFR § 555.6 § 555.6 Basis for application.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.6.md)
- [49 CFR § 555.7 § 555.7 Processing of applications.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.7.md)
- [49 CFR § 555.8 § 555.8 Termination of temporary exemptions.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.8.md)
- [49 CFR § 555.9 § 555.9 Temporary exemption labels.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.9.md)
- [49 CFR § 555.10 § 555.10 Availability for public inspection.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.10.md)
- [49 CFR § 555.11 § 555.11 Application.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.11.md)
- [49 CFR § 555.12 § 555.12 Petition for exemption.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.12.md)
- [49 CFR § 555.13 § 555.13 Basis for petition.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.13.md)
- [49 CFR § 555.14 § 555.14 Processing of petitions.](https://www.frixlaw.com/law-library/statutes/ecfr-49-555.14.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-49-555.4. Check the current official text before relying on it. Not legal advice.