Va. Code Ann. § 33.2-267.1

The Department shall post notice at all rest areas along Interstate System highways in the Commonwealth of the existence of a human trafficking hotline to alert possible witnesses or victims of human trafficking to the availability of a means to report crimes or gain assistance. The notice required by this section shall (i) be posted in a place readily visible and accessible to the public and (ii) meet the requirements specified in subsection C of § 40.1-11.3.