# 40 CFR § 1054.5: Which nonroad engines are excluded from this part's requirements?

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.5

## Section

- **Citation:** 40 CFR § 1054.5
- **Heading:** Which nonroad engines are excluded from this part's requirements?
- **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 U—AIR POLLUTION CONTROLS > PART 1054—CONTROL OF EMISSIONS FROM NEW, SMALL NONROAD SPARK-IGNITION ENGINES AND EQUIPMENT > Subpart A—Overview and Applicability

## Text

This part does not apply to the following nonroad engines:
(a) Engines that are certified to meet the requirements of 40 CFR part 1051 (for example, engines used in snowmobiles and all-terrain vehicles). Engines that are otherwise subject to 40 CFR part 1051 but not required to be certified (such as engines exempted under 40 CFR part 1051) are also excluded from this part 1054, unless the regulations in 40 CFR part 1051 specifically require them to comply with the requirements of this part 1054.
(b) Engines that are certified to meet the requirements of 40 CFR part 1048, subject to the provisions of § 1054.615.
(c) Propulsion marine engines. See 40 CFR parts 91 and 1045. Note that the evaporative emission standards of this part also do not apply with respect to auxiliary marine engines as described in § 1054.20.
(d) Engines used in reduced-scale models of vehicles that are not capable of transporting a person.

## Nearby sections

- [40 CFR § 1054.1 § 1054.1 Does this part apply for my engines and equipment?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.1.md)
- [40 CFR § 1054.2 § 1054.2 Who is responsible for compliance?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.2.md)
- [40 CFR § 1054.5 § 1054.5 Which nonroad engines are excluded from this part's requirements?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.5.md)
- [40 CFR § 1054.10 § 1054.10 How is this part organized?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.10.md)
- [40 CFR § 1054.15 § 1054.15 Do any other CFR parts apply to me?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.15.md)
- [40 CFR § 1054.20 § 1054.20 What requirements apply to my equipment?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.20.md)
- [40 CFR § 1054.30 § 1054.30 Submission of information.](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.30.md)
- [40 CFR § 1054.101 § 1054.101 What emission standards and requirements must my engines meet?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.101.md)
- [40 CFR § 1054.103 § 1054.103 What exhaust emission standards must my handheld engines meet?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.103.md)
- [40 CFR § 1054.105 § 1054.105 What exhaust emission standards must my nonhandheld engines meet?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.105.md)
- [40 CFR § 1054.107 § 1054.107 What is the useful life period for meeting exhaust emission standards?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.107.md)
- [40 CFR § 1054.110 § 1054.110 What evaporative emission standards must my handheld equipment meet?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.110.md)
- [40 CFR § 1054.112 § 1054.112 What evaporative emission standards must my nonhandheld equipment meet?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.112.md)
- [40 CFR § 1054.115 § 1054.115 What other requirements apply?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.115.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-40-1054.5. Check the current official text before relying on it. Not legal advice.