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§ 1039.401 General provisions.

40 CFR 1039.401

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  3. Title 40
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  7. Part 1039
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  9. Subpart E
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  11. 40 CFR 1039.401
Citation40 CFR 1039.401
CorpusDaily eCFR
Displayed edition2026-04-15
Last updated2026-04-15

§ 1039.401 General provisions.

We may perform in-use testing of any engine subject to the standards of this part. However, we will limit recall testing to the first 75 percent of each engine's useful life as specified in § 1039.101(g).