Carroll County Vehicle Emission Inspection 50 Aileron CourtWestminster Maryland 21157 MD USA 50 Aileron CourtDirections (410) 768-7000 Monday 08:30 am - 05:00 pm Tuesday 07:00 am - 07:00 pm Wednesday 07:00 am - 07:00 pm Thursday 08:30 am - 05:00 pm Friday 08:30 am - 05:00 pm Saturday Closed Sunday Closed