▁that ▁the ▁Court ▁of ▁App e als ▁er red ▁when ▁it ▁found ▁that ▁Williams ▁was ▁disabled . ▁This ▁r uling ▁is ▁now , ▁however , ▁no ▁longer ▁good ▁law — it ▁was ▁invalid ated ▁by ▁the ▁AD AA A . ▁In ▁fact , ▁Congress ▁explicitly ▁c ited ▁Toy ota ▁v . ▁Williams ▁in ▁the ▁text ▁of ▁the ▁AD AA A ▁itself ▁as ▁one ▁of ▁its ▁driving ▁influ ences ▁for ▁passing ▁the ▁AD AA A . ▁ ▁US ▁Air ways , ▁Inc . ▁v . ▁Bar nett ▁ ▁Dec ided ▁by ▁the ▁US ▁Supreme ▁Court ▁in ▁ 2 0 0 2 , ▁this ▁case ▁ ▁held ▁that ▁even ▁requests ▁for ▁accommod ation ▁that ▁might ▁seem ▁reasonable ▁on ▁their ▁face , ▁e . g ., ▁a ▁transfer ▁to ▁a ▁different ▁position , ▁can ▁be ▁rendered ▁un reason able ▁because ▁it ▁would ▁require ▁a ▁viol ation ▁of ▁the ▁company ' s ▁senior ity ▁system . ▁ ▁While ▁the ▁court ▁held ▁that , ▁in ▁general , ▁a ▁viol ation ▁of ▁a ▁senior ity ▁system ▁rend ers ▁an ▁otherwise ▁reasonable ▁accommod ation ▁un reason able , ▁a ▁pla int iff ▁can ▁present ▁evidence ▁that , ▁despite ▁the ▁senior ity ▁system , ▁the ▁accommod ation ▁is ▁reasonable ▁in ▁the ▁specific ▁case ▁at ▁hand , ▁e . g ., ▁the ▁pla int iff ▁could ▁offer ▁evidence ▁that ▁the ▁senior ity ▁system ▁is ▁so ▁often ▁dis reg arded ▁that ▁another ▁exception ▁wouldn ' t ▁make ▁a ▁difference . ▁ ▁Import antly , ▁the ▁court ▁held ▁that ▁the ▁def endant ▁need ▁not