Useful life.

§ 86.1805-17 Useful life.

(a) General provisions. The useful life values specified in this section apply for all exhaust, evaporative, refueling, and OBD emission requirements described in this subpart, except for standards that are specified to apply only at certification. These useful life requirements also apply to all air conditioning leakage credits, air conditioning efficiency credits, and other credit programs used by the manufacturer to comply with the fleet-average CO2 emission standards in § 86.1818. Useful life values are specified as a given number of calendar years or miles of driving, whichever comes first.

This document is only available to subscribers. Please log in or purchase access.