The provisions of this article shall not apply to any vehicle owned or controlled by the Virginia Department of Transportation or counties, cities or towns, while actually engaged in the construction, reconstruction, maintenance, or emergency road clearance of highways.
Code 1950, § 46-256; 1952, c. 671; 1958, c. 541, § 46.1-248; 1962, c. 175; 1972, c. 63; 1974, c. 230; 1977, cc. 284, 326; 1985, c. 93; 1989, c. 727; 2007, cc. 189, 918.