Idaho Code § 25-221: Importation of livestock and other animals.

It shall be unlawful for any person, firm or corporation or its agents or employees to bring or cause to be brought in any manner whatsoever into this state livestock or other animals unless they are accompanied by a certificate of veterinary inspection, other approved certificate or permit, or certificate and permit showing the livestock or other animals to be free from contagious, infectious or communicable diseases or exposure thereto, the certificate or permit to be rendered in such form and manner as may be provided in the rules and regulations of the division. It shall further be unlawful to alter, change or modify an issued certificate or permit.