Movement Alert: New World Screwworm (NWS) has been identified in the southern U.S. It has
not been identified in Wisconsin. In response to cases of NWS in other states, Wisconsin has additional requirements for warm-blooded animals moving from states with active NWS infested zones. Visit the
NWS website for additional information on movement requirements and resources.
PRRS and PEDv
The PRRS/PEDv rule was repealed, and the new rule was published July 1, 2026. Testing for swine movement is no longer required for Wisconsin imports or for intrastate movement. PRRS and PEDv are still reportable diseases in Wisconsin. Please visit
DATCP Home Reporting Animal Diseases to report PRRS, PEDV, or any other reportable diseases.
Fairs, exhibitions, and shows may have additional requirements. Be sure to consult the event rules. Requirements are subject to change as conditions warrant.
Commercial swine — including rodeo side show, circus pigs, racing pigs, pet pigs, rescue pigs, sanctuary pigs, and multi-species menagerie pigs — imported directly to a fair, exhibition, show, or other event must have the following:
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Certificate of veterinary inspection (CVI) is required:
- Include the complete physical origin and physical destination address
- Include official ID on the CVI
-
Statement on the CVI that a veterinarian has inspected
the entire herd of origin within the past 30 days before the show and that no apparent disease was present at the time of inspection.
- If these animals originate in a state where New World Screwworm (NWS) has been identified, see additional requirements: NWS webpage
- No import permit required unless
swine are imported as part of a circus, rodeo, or multi-species menagerie.
- No testing required.
-
Official identification applied to each animal (one of the following):
- USDA National Uniform Eartagging System (NUES) ear tag number – number must begin with a state two-digit code followed by two or three letters and four numbers
- USDA “840" button ear tag number
- Ear notch (if the pig is a purebred and the ear notch is registered)
- A tattoo or an ear tag with the premises identification number and a unique identifier (a tag without the premises ID number is not sufficient)
- Breed association tattoo
- Feeder swine:
- If the animals are 80 pounds or less, individual ID is not required but the premises identification number or state-issued code of the premises of origin must be on the animals (ear tag or tattoo)
- If the animals are more than 80 pounds, each animal must have official individual ID as noted above
- NOT considered official identification for pigs
- Microchips
- Ear notch for crossbred or other unregistered pigs
- Farm tags not listed above