40 CFR § 87.48 Control of Air Pollution from Aircraft and Aircraft Engines

§ 87.48 Derivative engines for emissions certification purposes.

Current through Aug 22, 2025 · Read all of Part 87

Provisions related to derivative engines for emissions certification purposes apply as described in 40 CFR 1031.130.

← § 87.31 Exhaust emission standards for in-use engines.§ 87.50 Exemptions and exceptions. →