Texas Health and Safety Code - HEALTH & SAFETY § 392.003. Qualifying Vehicles

(1) is certified to the appropriate current federal emissions standards as determined by the commission;

(2) replaces a diesel-powered on-road vehicle of the same weight classification and use; and

(3) is a hybrid vehicle or fueled by an alternative fuel.

(1) is a neighborhood electric vehicle;

(2) has been used as a qualifying vehicle to qualify for a grant under this chapter for a previous reporting period or by another entity; or

(3) has qualified for a similar grant or tax credit in another jurisdiction.