Sobriety checkpoints are not authorized in Texas (see 887 S.W.2d 16 (Tex. Crim. App. 1994). According to the National Highway Traffic Safety Administration, checkpoints "are not permissible in Texas under the federal constitution only because Texas has no statutory scheme authorizing them." Despite the fact that these checkpoints consistently reduce alcohol-related crashes, typically by 9%, Texas has determined not to implement them.
Learn more about Texas's DUI laws.