12 Va. Admin. Code § 5-610-1030
The name and address of the owner shall be displayed on each side of the vehicle in letters at least four inches high. In addition, the sewage handling permit number shall be displayed immediately beneath the owners name and address and in plain sight.
§§ 32.1-12 and 32.1-164 of the Code of Virginia.
Derived from VR355-34-02 § 4.38, eff. February 5, 1986; amended, Virginia Register Volume 4, Issue 14, eff. May 11, 1988.