40 CFR § 86.1513
Fuel specifications
June 9, 2020
The requirements of this section are set forth in 40 CFR part 1065, subpart H, for heavy-duty engines and in §86.113-94 for light-duty trucks.
[70 FR 40441, July 13, 2005. Redesignated at 73 FR 37194, June 30, 2008]