bill_id,subject
104-s-2139,Administrative procedure
104-s-2139,Airline passenger traffic
104-s-2139,Aviation agreements
104-s-2139,Aviation safety
104-s-2139,Child welfare
104-s-2139,Commercial aircraft
104-s-2139,Department of Transportation
104-s-2139,Families
104-s-2139,Government Operations and Politics
104-s-2139,International Affairs
104-s-2139,Law
104-s-2139,Seat belts
104-s-2139,Standards