Posted on 2/27/2023
In Texas, most vehicles are required to undergo a smog check as part of their annual inspection. This is done to ensure that vehicles meet emissions standards and are not contributing to air pollution. However, there are some exceptions to this rule. Gasoline-powered vehicles that are model year 1996 or newer and diesel-powered vehicles that are model year 1997 or newer are required to undergo an annual emissions test. This includes cars, trucks, SUVs, and vans. Vehicles that are registered in certain counties are also required to undergo an emissions test, regardless of model year. The counties that require emissions testing include: Brazoria Fort Bend Galveston Harris Montgomery Collin Dallas Denton Ellis Johnson Kaufman Parker Rockwall Tarrant Travis Williamson El Paso If you live in one of these counties and your vehicle is model year 1996 or newer, you will need to have your vehicle tested annually. However, if your vehicle is model year 1995 or older, it is ex ... read more