CFR › Title 14 › Part 117 › §117.1314 CFR §117.13Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)Except as provided for in § 117.15, no certificate holder may assign and no flightcrew member may accept an assignment for an unaugmented flight operation if the scheduled flight duty period will exceed the limits in Table B of this part.(b)If the flightcrew member is not acclimated:(1)The maximum flight duty period in Table B of this part is reduced by 30 minutes.(2)The applicable flight duty period is based on the local time at the theater in which the flightcrew member was last acclimated.