Counties That Require Emissions Testing In Tx 2025. In its proposal to exclude eight counties from stricter federal pollution rules, the texas commission on environmental quality cited either bad air monitoring data or. The 17 texas counties that require annual emissions tests will continue to do so, regardless of the new law.

Only 13 other states have mandatory vehicle inspections since the. While texans will no longer need to get their vehicles inspected, texans who live in the state’s 17 most populated counties will have to get their vehicles tested each year to pass.