# 40 CFR § 85.1902: Definitions

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1902

## Section

- **Citation:** 40 CFR § 85.1902
- **Heading:** Definitions
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 40—Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS > PART 85—CONTROL OF AIR POLLUTION FROM MOBILE SOURCES > Subpart T—Emission Defect Reporting Requirements

## Text

For the purposes of this subpart and unless otherwise noted:
(a) Act means the Clean Air Act, 42 U.S.C. 7401-7671q, as amended.
(b) Emission-related defect means:
(1) A defect in design, materials, or workmanship in a device, system, or assembly described in the approved Application for Certification that affects any parameter or specification enumerated in appendix VIII of this part; or
(2) [Reserved]
(c) Useful life has the meaning given in section 202(d) of the Act (42 U.S.C.7521(d)) and regulations promulgated thereunder.
(d) Voluntary emissions recall means a repair, adjustment, or modification program voluntarily initiated and conducted by a manufacturer to remedy any emission-related defect for which direct notification of vehicle or engine owners has been provided.
(e) Ultimate purchaser has the meaning given in section 216 of the Act (42 U.S.C.7550).
(f) Manufacturer has the meaning given in section 216 of the Act (42 U.S.C.7550).
[81 FR 73973, Oct. 25, 2016, as amended at 86 FR 34364, June 29, 2021; 91 FR 7759, Feb. 18, 2026]

## Nearby sections

- [40 CFR § 85.501 § 85.501 General applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.501.md)
- [40 CFR § 85.502 § 85.502 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.502.md)
- [40 CFR § 85.505 § 85.505 Overview.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.505.md)
- [40 CFR § 85.510 § 85.510 Exemption provisions for new and relatively new vehicles/engines.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.510.md)
- [40 CFR § 85.515 § 85.515 Exemption provisions for intermediate age vehicles/engines.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.515.md)
- [40 CFR § 85.520 § 85.520 Exemption provisions for outside useful life vehicles/engines.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.520.md)
- [40 CFR § 85.525 § 85.525 Applicable standards.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.525.md)
- [40 CFR § 85.530 § 85.530 Vehicle/engine labels and packaging labels.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.530.md)
- [40 CFR § 85.535 § 85.535 Liability, recordkeeping, and end of year reporting.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.535.md)
- [40 CFR § 85.1501 § 85.1501 Applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1501.md)
- [40 CFR § 85.1502 § 85.1502 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1502.md)
- [40 CFR § 85.1503 § 85.1503 General requirements for importation of nonconforming vehicles and engines.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1503.md)
- [40 CFR § 85.1504 § 85.1504 Conditional admission.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1504.md)
- [40 CFR § 85.1505 § 85.1505 Final admission of certified vehicles.](https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1505.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-40-85.1902. Check the current official text before relying on it. Not legal advice.