For purposes of this subpart—
(a) Fleet Average Flammability Exposure has the meaning defined in Appendix N of part 25 of this chapter.
(b) Normally Emptied means a fuel tank other than a Main Fuel Tank. Main Fuel Tank is defined in 14 CFR 25.981(b).
source: Docket No. FAA-2004-18379, 72 FR 63409, Nov. 8, 2007, unless otherwise noted.
cite as: 14 CFR 26.31