The Commissioner of Highways and local authorities in their respective jurisdictions may, in their discretion, issue special permits authorizing the operation on a highway of traction engines or tractors having movable tracks with transverse corrugations upon the periphery of such movable tracks.
Code 1950, § 46-301; 1958, c. 541, § 46.1-297; 1989, c. 727; 2013, cc. 585, 646.