Texas Government Code - GOV'T § 411.019. Toll-Free Number

(a) The department shall provide a 24-hour toll-free telephone number for use by the public in reporting traffic offenses, including driving while intoxicated, suspected criminal activity, and traffic collisions and other emergencies.

(b) On receiving a report of an offense, the department shall contact the law enforcement agency of the jurisdiction where the reported suspected driver or incident was observed or shall dispatch department officers.