FAQs ORO.FTLPart-OROAir OperationsRegulations PDF Other-standby CS FTL.1.225(b)(3): How is the time spent on other-standby before an assignment accounted for? Answer According to CS FTL.1.225 (b) (3), 25% of time spent on other-standby counts as cumulative duty. Last updated 12/07/2018 Was this helpful? Yes No