Clean Truck Check is a CARB program to ensure emissions control equipment is operating properly for heavy-duty vehicles if your motorhome is: · Over 14,000 lbs. manufacturer's Gross Vehicle Weight Rating (GVWR). The manufacturer's original GVWR label is commonly found on the vehicle's door jamb or on the inside of the door · Non-gasoline · Registered in California California DMV Registration Holds Labeled Clean Truck Check (SB 210) California Department of Motor Vehicles (CA DMV) are actively placing registration holds on vehicles not compliant with Clean Truck Check. To avoid any potential registration holds, please ensure the vehicle is reported in CTC-VIS, annual, compliance fees are paid, and annual emissions compliance testing requirements have been met. Non-Commercial use motor homes (recreational and emergency use) must follow the compliance requirements at California Motorhomes Annual Compliance Requirements. Commercial motor homes should refer to Clean Truck Check Requirements for Vehicles Subject to Semi-Annual Compliance for compliance requirements.