['Air Programs']

['Mobile Emission Sources']

12/22/2025

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§86.430-78 Vehicle failure.

...

§86.430-78 Vehicle failure.

RegSense CFR Regulations Environmental Protection Agency (EPA)Mobile Emission Sources CAA Compliance Environmental CFR Section Focus Area English Air Programs USA

Any test vehicle which incurs major mechanical failure necessitating disassembly of the engine shall not be used as a test vehicle. This prohibition does not apply to failures occurring after the completion of all required tests at the total test distance.

[49 FR 48139, Dec. 10, 1984]

['Air Programs']

['Mobile Emission Sources']

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