(a) Transportation Code, §545.0651 and §545.0652 authorize a municipality, a county, or the Texas Department of Transportation to restrict through traffic, by class of vehicle, to two or more designated lanes of traffic on certain portions of the designated state highway system. Section 545.0651 and §545.0652 require a municipality or county to submit a description of the proposed restriction to the department for review and approval prior to adoption. This subchapter prescribes responsibilities of municipalities and counties relating to restricting use of a highway on the state highway system to designated lanes, and requirements for obtaining department approval of those restrictions. This subchapter also describes the procedures that will be followed by the department when initiating a lane restriction permitted under Transportation Code, §545.0651.
(b) Transportation Code, §545.0653 authorizes the department to restrict a commercial motor vehicle to a specific lane of traffic in a construction or maintenance work zone if a traffic study performed by the department shows that the restriction will improve safety. Section 25.605 of this chapter describes the procedures that the department will follow when lane restrictions are imposed as authorized under Transportation Code, §545.0653.
(c) This subchapter does not apply to the routing of oversize or overweight vehicles for which a permit is issued under Transportation Code, Chapter 623 and Chapter 28 of this title (relating to Oversize and Overweight Vehicles and Loads).

Source Note: The provisions of this §25.601 adopted to be effective February 19, 1998, 23 TexReg 1326; amended to be effective January 8, 2004, 29 TexReg 230; amended to be effective December 9, 2015, 40 TexReg 8798