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§ 1039.515 What are the test procedures related to not-to-exceed standards?
(a) General provisions. The provisions in 40 CFR 86.1370 apply for determining whether an engine meets the not-to-exceed emission standards in § 1039.101(e), except as noted in this section. Interpret references to vehicles and vehicle operation to mean equipment and equipment operation.
(b) Special PM zone. For engines certified to a PM standard or FEL above 0.07 g/kW-hr, a modified NTE control area applies for PM emissions only. The speeds and loads to be excluded are determined based on speeds B and C, determined according to the provisions of 40 CFR 86.1360–2007(c). One of the following provisions applies: