Va. Code § 53.1-57: Payments by Department of Transportation to Director for labor

The Department of Transportation shall pay to the Director monthly for the hours prisoners are employed on the state highway primary system and secondary system and work incidental thereto, an amount agreed upon by the Department of Corrections and the Department of Transportation. Monthly payments by the Department to the Director shall be made not later than the fifteenth day of the succeeding month after the work or labor has been performed for the Department.Code 1950, § 53-71; 1958, c. 324; 1960, c. 450; 1970, c. 648; 1982, c. 636; 2013, cc. 585, 646.