# 40 CFR § 1039.10: How is this part organized?

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.10

## Section

- **Citation:** 40 CFR § 1039.10
- **Heading:** How is this part organized?
- **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 1039—CONTROL OF EMISSIONS FROM NEW AND IN-USE NONROAD COMPRESSION-IGNITION ENGINES > Subpart A—Overview and Applicability

## Text

This part 1039 is divided into the following subparts:
(a) Subpart A of this part defines the applicability of part 1039 and gives an overview of regulatory requirements.
(b) Subpart B of this part describes the emission standards and other requirements that must be met to certify engines under this part. Note that § 1039.102 and § 1039.104 discuss certain interim requirements and compliance provisions that apply only for a limited time.
(c) Subpart C of this part describes how to apply for a certificate of conformity.
(d) [Reserved]
(e) Subpart E of this part describes general provisions for testing in-use engines.
(f) Subpart F of this part describes how to test your engines (including references to other parts of the Code of Federal Regulations).
(g) Subpart G of this part and 40 CFR part 1068 describe requirements, prohibitions, and other provisions that apply to engine manufacturers, equipment manufacturers, owners, operators, rebuilders, and all others.
(h) Subpart H of this part describes how you may generate and use emission credits to certify your engines.
(i) Subpart I of this part contains definitions and other reference information.
[69 FR 39213, June 29, 2004, as amended at 70 FR 40462, July 13, 2005; 72 FR 53129, Sept. 18, 2007]

## Nearby sections

- [40 CFR § 1039.1 § 1039.1 Does this part apply for my engines?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.1.md)
- [40 CFR § 1039.2 § 1039.2 Who is responsible for compliance?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.2.md)
- [40 CFR § 1039.5 § 1039.5 Which engines are excluded from this part's requirements?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.5.md)
- [40 CFR § 1039.10 § 1039.10 How is this part organized?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.10.md)
- [40 CFR § 1039.15 § 1039.15 Do any other regulation parts apply to me?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.15.md)
- [40 CFR § 1039.20 § 1039.20 What requirements from this part apply to excluded stationary engines?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.20.md)
- [40 CFR § 1039.30 § 1039.30 Submission of information.](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.30.md)
- [40 CFR § 1039.101 § 1039.101 What exhaust emission standards must my engines meet after the 2014 model year?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.101.md)
- [40 CFR § 1039.102 § 1039.102 What exhaust emission standards and phase-in allowances apply for my engines in model year 2014 and earlier?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.102.md)
- [40 CFR § 1039.104 § 1039.104 Are there interim provisions that apply only for a limited time?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.104.md)
- [40 CFR § 1039.105 § 1039.105 What smoke opacity standards must my engines meet?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.105.md)
- [40 CFR § 1039.107 § 1039.107 What evaporative emission standards and requirements apply?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.107.md)
- [40 CFR § 1039.110 § 1039.110 Recording reductant use and other diagnostic functions.](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.110.md)
- [40 CFR § 1039.115 § 1039.115 What other requirements apply?](https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.115.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-40-1039.10. Check the current official text before relying on it. Not legal advice.