---
kind: "section"
citation: "40 C.F.R. § 1042.10"
title: "40"
number: "1042.10"
heading: "Organization of this part."
url: "https://uscodex.org/cfr/40/1042.10"
---

# §1042.10. Organization of this part.


This part 1042 is divided into the following subparts:

- (a) [Subpart A](/cfr/40/subpartA.md) of this part defines the applicability of this part 1042 and gives an overview of regulatory requirements.
- (b) [Subpart B](/cfr/40/subpartB.md) of this part describes the emission standards and other requirements that must be met to certify engines under this part. Note that [§ 1042.145](/cfr/40/1042.145.md) discusses 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) **Subpart D of this part describes general provisions for testing production-line engines.**
- (e) **Subpart E of this part describes general provisions for testing in-use engines.**
- (f) **Subpart F of this part and 40 CFR 1065 describe how to test your engines.**
- (g) [Subpart G](/cfr/40/subpartG.md) of this part and [40 CFR part 1068](/cfr/40/part1068.md) describe requirements, prohibitions, and other provisions that apply to engine manufacturers, vessel 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 describes how these regulations apply for remanufactured engines.**
- (j) **Subpart J of this part contains definitions and other reference information.**

## Notes

### Authority

Authority: 42 U.S.C. 7401-7671q.

### Source

Source: 73 FR 37243, June 30, 2008, unless otherwise noted.