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Regulations last checked for updates: May 14, 2025
Title 40 - Protection of Environment last revised: Apr 14, 2028
All Titles
Title 40
Chapter I
Part 1039 - PART 1039—CONTROL OF EMISSIONS FROM NEW AND IN-USE NONROAD COMPRESSION-IGNITION ENGINES
Subpart A [§ 1039.1 - § 1039.30] - Subpart A—Overview and Applicability
Subpart B [§ 1039.101 - § 1039.140] - Subpart B—Emission Standards and Related Requirements
Subpart C [§ 1039.201 - § 1039.255] - Subpart C—Certifying Engine Families
Subpart D - Subpart D [Reserved]
Subpart E [§ 1039.401 - § 1039.401] - Subpart E—In-Use Testing
Subpart F [§ 1039.501 - § 1039.525] - Subpart F—Test Procedures
Subpart G [§ 1039.601 - § 1039.699] - Subpart G—Special Compliance Provisions
Subpart H [§ 1039.701 - § 1039.745] - Subpart H—Averaging, Banking, and Trading for Certification
Subpart I [§ 1039.801 - § 1039.825] - Subpart I—Definitions and Other Reference Information
authority:
42 U.S.C. 7401-7671q.
source:
69 FR 39213, June 29, 2004, unless otherwise noted.
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