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Vehicle Emissions Inspections in Texas

Program overview of the vehicle inspection and maintenance (I/M) program in Texas

Enhanced vehicle emissions inspections were implemented in affected areas in Texas to improve air quality and are integrated with the annual safety inspection program and operated by the Texas Department of Public Safety(DPS) Exit the TCEQ in conjunction with the Texas Commission on Environmental Quality (TCEQ). Enhanced inspections began in Collin, Dallas, Denton, Harris, and Tarrant Counties on May 1, 2002, and in Brazoria, Ellis, Fort Bend, Galveston, Johnson, Kaufman, Montgomery, Parker, and Rockwall Counties on May 1, 2003. Travis and Williamson Counties implemented enhanced inspections on September 1, 2005, and El Paso County on January 1, 2007.

(View the following to see when and how the inspection takes place.)

Quick Facts:

  • Houston-Galveston-Brazoria Program Area: Brazoria, Fort Bend, Galveston, Harris, and Montgomery Counties
  • Dallas-Fort Worth Program Area: Collin, Dallas, Denton, Ellis, Johnson, Kaufman, Parker, Rockwall, and Tarrant Counties
  • Austin Area: Travis and Williamson Counties
  • El Paso Area: El Paso County
  • Motorists must successfully pass both the emissions and safety portions of the inspection to obtain an inspection sticker
  • Gasoline vehicles model-year 2 through 24 years old are inspected annually beginning with the vehicle's second anniversary
  • Remote sensing element randomly inspects vehicles emissions on highways
  • All inspections are collected at a central database
  • Recognized Emission Repair Facilities ensure quality repair of vehicles
  • Waivers and time extensions are available for eligible vehicle owners
  • To find the nearest certified inspection station use the Texas Department of Public Safety(DPS) station locator Exit the TCEQ
  • To locate a Recognized Emissions Repair Facility in your area use the DPS repair facility locator Exit the TCEQ