AirCheckTexas Drive a Clean Machine Program North Central Texas Region



The AirCheckTexas Drive a Clean Machine Program is designed to help vehicle owners comply with vehicle emissions standards by offering financial incentives to repair or replace vehicles, and allows local residents to contribute to the regional air quality solution. If your vehicle is registered in Collin, Dallas, Denton, Ellis, Johnson, Kaufman, Parker, Rockwall, or Tarrant County and your vehicle has failed the state emissions inspection within the past 30 days, you may be eligible for a repair voucher up to $600 toward emissions repair assistance. Also, if your vehicle meets certain requirements, you may be eligible for a replacement voucher up to $3,500 toward a qualifying replacement vehicle.



Applications may be downloaded for repair or replacement assistance in English and Spanish, or you may complete the online version. Please use the links to the right of this page under APPLICATIONS (How to Apply).

Handwritten signature on document
     How to Apply [YouTube Video]

Any version you select, including the online application, must be printed, signed, and submitted to our office for verification. Incomplete applications will be denied, only completed applications will be processed. Applications will be processed in the order they are received. All applicants will receive a response by mail.

Please mail or fax your application, supporting household income documentation* for all adults and Vehicle Inspection Report to:

Mail: AirCheckTexas Program                                                                         Fax: 817-608-2315
PO Box 5888
Arlington, TX 76005-5888

*Income documentation may include the following copies:

  • most recent income tax return or W2
  • pay stubs for the last three consecutive months
  • most recent disability or social security annual award letter
  • written, signed statement of unemployment

For more information about the AirCheckTexas Drive a Clean Machine Program, please use the links to the Bottom of this page. Due to security reasons, DO NOT submit your application and income documentation via e-mail. Frequently asked questions are available about the program and how to use a voucher under program requirements. Send any questions about the program to You may contact NCTCOG office at 1-800-898-9103. NOTE FOR VOUCHER RECIPIENTS: For repair or replacement assistance, a voucher must be presented to a listed participating repair facility or dealership at the time of the emissions repairs or vehicle purchase.