MD Emissions test

Montgomery County emissions test

Get the emissions requirement cleared before you renew in Montgomery County.

Last synced Apr 23, 2026, 7:18 AM UTC from official source .

Core Maryland VEIP county coverage is source-backed, but the current normalized record does not fully model Maryland's 72-month original-owner exemption versus the immediate inspection schedule for many used vehicles.

What to know

Before you go

Testing required Yes This county can hold up renewal until you clear the test.

Typical fee $30.00 Double-check the station fee before you go.

Gas vehicles Gas vehicles starting at 1 years old • model year 1996 or newer Use this if the vehicle is gas, hybrid, or another covered light-duty type.

Diesel vehicles Diesel vehicles are not subject to emissions testing Use this if the vehicle is diesel-powered.

Exemptions

newly purchased Maryland vehicles with original ownership are generally tested 72 months after titling and registration
1995 and older vehicles 8,500 pounds GVW and under
historic vehicles
street rods
school vehicles and passenger buses
all hybrid vehicles are tested

Stations

Official VEIP locations

Find a station

Maryland publishes Montgomery County VEIP coverage through the statewide program, but live kiosk and station availability is delegated to the official VEIP locations page.

Gaithersburg 24/7 Self-Service Vehicle Emissions Testing Kiosk
15 Metropolitan Grove Road, Gaithersburg, MD 20878

24/7 self-service kiosk

Map

Do this now

Finish emissions first

Open the official station finder or official county rule.
Complete the test or waiver step that applies to your vehicle.
Go back to Maryland renewal once the requirement is cleared.

Find a station Open Maryland renewal