"Certificate of veterinary inspection (CVI)" means a legible veterinary health inspection certificate on an official form (electronic or paper) from the state of origin or by the United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS). This certificate must be executed by a licensed and accredited veterinarian or a veterinarian approved by USDA APHIS. The certificate of veterinary inspection is also known as an "official health certificate."

"Department" means the Washington state department of agriculture.

"Director" means the director of the Washington state department of agriculture or his or her authorized representative.

"Equine" means horses, donkeys, mules, ponies, zebras, and others in the Equidae family.

"Herd plan" means a written management agreement between the animal owner and the state veterinarian, with possible input from a private accredited veterinarian designated by the owner and the United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) veterinary services area veterinarian-in-charge, in which each participant agrees to undertake actions specified in the herd plan to control the spread of infectious, contagious, or communicable disease within and from an infected herd and to work toward eradicating the disease in the infected herd.

"Official test" means a laboratory test by USDA-approved laboratories or by people authorized by the state of origin's animal health officials to conduct the tests.

"VS form 1-27" means a United States department of agriculture permit form for the movement of restricted or quarantined livestock.