Rockville Vehicle Emissions Testing Station
- 15910 Chieftain Ave.
- Derwood, MD 20855
HOLIDAY CLOSURE ALERT: All MVA Branch Offices and VEIP Stations will be closed on Saturday, September 5 and Monday, September 7 for Labor Day.
Complete 60+ transactions on myMVAOnline Services – anytime, anywhere. Visit our Locations page for more info.
Hours
- Sunday: Closed
- Monday: 8:30 am to 5:00 pm
- Tuesday: 7:00 am to 7:00 pm
- Wednesday: 7:00 am to 7:00 pm
- Thursday: 8:30 am to 5:00 pm
- Friday: 8:30 am to 5:00 pm
- Saturday: 7:00 am to 1:00 pm
- All in Eastern Time Zone
Full-service emissions testing
A technician will test your vehicle and run a full inspection. No appointment needed — just stop by during open hours.