clean school bus
Defined in 1 dictionary — U.S. Code
United States Code
42 U.S.C. § 16091A — in this section
The term “clean school bus” means a school bus with a gross vehicle weight of greater than 14,000 pounds that—
(A) is powered by a heavy duty engine; and
(B) is operated solely on an alternative fuel or ultra-low sulfur diesel fuel.
42 U.S.C. § 16091 — in this section (2 versions over time)
The term “clean school bus” means a school bus that—
(A) the Administrator certifies reduces emissions and is operated entirely or in part using an alternative fuel; or
(B) is a zero-emission school bus.