All new passenger cars, light-duty trucks and medium-duty vehicles with 7,500 or fewer miles on their odometers need to be equipped with factory-installed California-certified advanced emission control systems in order to be sold and registered in Massachusetts. 

The requirement specifically applies to all model year 1995 and newer passenger cars and light-duty trucks up to 6,000 pounds, and all model year 2003 and newer medium-duty vehicles weighing from 6,001 to 14,000 pounds.

Have questions or need additional information about the LEV program? Contact: Ngoc Hoang at 617-292-5762 or