Texas Counties Requiring Emissions Testing 2025r 2025. Learn about the new requirements and stay compliant. Mandatory vehicle safety inspections are no longer required for many texas drivers, but travis and williamson counties still require an emissions test.

Mandatory vehicle safety inspections are no longer required for many texas drivers, but travis and williamson counties still require an emissions test. Texas will be dropping vehicle safety inspections in 2025, but emissions testing will still be required for vehicles registered in denton county and 16 other counties.