(a) The abbreviations in Sec. 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 temperatureABT--Averaging, banking, and tradingHDE--Heavy-duty engine [62 FR 54716, Oct. 21, 1997]