Texas Emissions Testing 2025 Guidelines. Currently, there is not a standard rate. Emissions testing in texas still required for many texans in order to register your vehicle in 17, soon to be 18, counties in texas, your vehicle must still pass an emissions test.
While the 2025 changes remove the need for safety inspections in texas, emissions testing remains required for drivers in travis and williamson counties, along with 15 other counties. The 17 texas counties that require emissions inspections will still mandate annual emissions tests regardless of the bill becoming law.