CODE OF VIRGINIA POSSESSION OF CERTIFICATE; DISPLAY OF DECAL ON MOTOR VEHICLE (ยง 3.2-5512) No person required to register under this chapter shall transport waste kitchen grease without (i) having in his possession a registration certificate and (ii) conspicuously displaying a decal issued by the Commissioner on the exterior of any vehicle used for the transportation of waste kitchen grease. HISTORY: 2010, c. 868; 2014, cc. 114, 241.