§ 90.43 CERTIFICATES; RENEWAL; CONDITIONS OF.
   (A)   All certificates or renewals thereof required to be obtained under this section shall only be issued to persons 18 years of age or older who present satisfactory evidence:
      (1)   Of the animal's current rabies vaccination, if applicable; and
      (2)   That the animal is and will be confined in a proper enclosure or is and will be confined inside the owner's residence or is and will be muzzled and confined in the owner's fenced-in yard until the proper enclosure is constructed.
   (B)   In addition, owners who apply for certificates or renewals thereof under this section shall not be issued a certificate or renewal thereof unless they present satisfactory evidence that:
      (1)   Their residence is and will continue to be posted with clearly visible signs warning both minors and adults of the presence of a dangerous dog on the property; and
      (2)   The animal has been permanently identified by means of a tattoo on the inside thigh or by electronic implantation.
(VA Code § 3.1-796.93:1)