40 CFR § 86.098-3 - Abbreviations.
---
identifier: "/us/cfr/t40/s86.098-3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 86.098-3 - Abbreviations."
title_number: 40
title_name: "Protection of Environment"
section_number: "86.098-3"
section_name: "Abbreviations."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "86"
part_name: "CONTROL OF EMISSIONS FROM NEW AND IN-USE HIGHWAY VEHICLES AND ENGINES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401-7671q."
cfr_part: "86"
---
# 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 <sub>D</sub>—Dispensed fuel temperature
ABT—Averaging, banking, and trading
HDE—Heavy-duty engine
[62 FR 54716, Oct. 21, 1997]