ATL - IAD: airports
CLAS_OP_IAD_(future): could it be— interstate agreement on detainers?
IAD's 180 Day Period Commences Upon Receipt by State Officials that Lodge Detainer”
https://www.prisonlegalnews.org/news/2007/may/15/iads-180-day-period-commences-upon-receipt-by-state-officials-that-lodge-detainer/