Regulation of importation of animals; prohibited acts; penalties; applicability.
Wyo. Stat. Ann. § 11-19-111
in effect(a) The governor, upon recommendation of the Wyoming livestock board, may regulate by proclamation the importation into Wyoming from any other state any animal, blood, microorganism or biologic agent capable of causing any disease affecting livestock or other animals, or any other item suspected of being infected or contaminated with biologic agents capable of causing animal disease, except under such conditions as he deems proper for the protection of the livestock, livestock animals as defined in W.S. 11-29-101(a)(vi) and other domestic animals of Wyoming. All requirements in the governor's proclamation shall be enforced by the Wyoming livestock board.
(b) After a proclamation is issued by the governor it is unlawful for any person to import into Wyoming or receive imports within this state from any other state any animal, blood, microorganism or biologic agent capable of causing any diseases affecting livestock or other animals, or any product or item suspected of being infected or contaminated with biologic agents capable of causing animal disease, except under such conditions as may be imposed by the proclamation. Any person who violates this section shall be punished as provided in W.S. 11-1-103. The violator is civilly liable for all damages and loss sustained by any person by reason of violation of the proclamation.
(c) The proclamation authorized by this section shall not prohibit the transportation of animals through Wyoming by railroad as long as the animals are not unloaded in this state.
(d) The state veterinarian may inspect, treat, test, vaccinate, quarantine or sell any livestock or other domestic animals imported into Wyoming in violation of W.S. 11-19-111 or any rules promulgated thereunder. Any order or regulation made by the state veterinarian is subject to review, modification or annulment by the governor or the board at any subsequent meeting.
(e) An order of the state veterinarian under subsection (d) of this section shall be subject to appeal and due process as provided in W.S. 11-19-103.
Source: WY Statutes (Official Site)URL: https://wyoleg.gov/statutes/compress/title11.pdfFetched: 10/4/2026