Due to the detection of New World screwworm (NWS, Cochliomyia hominivorax) in the United States, effective immediately, Canada has suspended the export of the following from the state of Texas:
- Equidae (horses, mules, etc.)
- Suidae (pigs, wild boar)
- Bovinae (cattle, bison, water buffalo)
- Caprinae (sheep, goats)
- Cervidae (deer, elk, moose, caribou, reindeer, etc.)
- Camelidae (llamas, alpacas, vicunas, guanacos, and Bactrian camels)
Importation from all other states is permitted as long as the animal(s) has/have not resided in nor transited Texas during the 21 days immediately prior to export to Canada.
ACTION: The USDA Accredited Veterinarian must add the following NWS Certification Statements to the health certificate when issuing any health certificate for export of the species listed above to Canada, regardless of the state of origin of the animals. All certificates issued on or after 13 August 2026, must contain these statements or the certificate will be rejected. Please see instructions on APHIS IRegs website: NWS Certification Statements and Instructions – 14 July 2026
I, the undersigned USDA Accredited Veterinarian, certify the following as endorsed by the undersigned USDA Official Veterinarian:
- The animal(s) has/have not resided in nor transited through a New World Screwworm (NWS) affected state during the twenty-one (21) days immediately prior to export to Canada.
- After due enquiry of the exporter/shipper, the animal(s) will not reside in nor transit through a New World Screwworm (NWS) affected state from the time of certification to the time of presentation at the first port of entry into Canada.
- The exporter/shipper has been advised that the animal(s) is/are not permitted to reside in nor transit through a New World Screwworm (NWS) affected state during the twenty-one (21) days immediately prior to export to Canada otherwise the shipment will be refused entry into Canada.
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