CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 86—CONTROL OF EMISSIONS FROM NEW AND IN-USE HIGHWAY VEHICLES AND ENGINES > SUBPART A—General Provisions for Emission Regulations for 1977 and Later Model Year New Light-Duty Vehicles, Light-Duty Trucks and Heavy-Duty Engines, and for 1985 and Later Model Year New Gaso > 86.098-3—Abbreviations.

86.098-3—Abbreviations.

(a) The abbreviations in § 86.096-3 continue to apply. The abbreviations in this section apply beginning with the 1998 model year.
(b) The abbreviations of this section apply to this subpart, and also to subparts B, E, F, G, K, M, N, and P of this part, and have the following meanings:
T D—Dispensed fuel temperature
ABT—Averaging, banking, and trading
HDE—Heavy-duty engine

Code of Federal Regulations

[62 FR 54716, Oct. 21, 1997]