Subpart F—Test Procedures
Sections
Section numbering in the official eCFR can be non-consecutive. Omitted section numbers are not treated here as reserved unless the source explicitly labels them that way.
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1039.501
§ 1039.501 How do I run a valid emission test? -
1039.505
§ 1039.505 How do I test engines using steady-state duty cycles, including ramped-modal testing? -
1039.510
§ 1039.510 Which duty cycles do I use for transient testing? -
1039.515
§ 1039.515 What are the test procedures related to not-to-exceed standards? -
1039.520
§ 1039.520 What testing must I perform to establish deterioration factors? -
1039.525
§ 1039.525 How do I adjust emission levels to account for infrequently regenerating aftertreatment devices?