Daily eCFR

§ 87.20 Applicability—exhaust emissions.

40 CFR 87.20

Citation40 CFR 87.20

CorpusDaily eCFR

Displayed edition2026-09-24

Last updated2026-09-24

Exhaust emission standards apply to certain aircraft engines as described in 40 CFR 1031.40 through 1031.90.