Appear healthy on arrival; Be at least 6 months old; Have a valid CDC Rabies Vaccination and Microchip Record [PDF – 1 page] or U.S.-issued rabies vaccination certificate. Rules vary depending on whether the dog was vaccinated in the United States or in a foreign country (see Option A, B or C).
Can you cross the border into the US with a dog?
DOGS: Your dog must be healthy and have a valid rabies vaccination certificate to enter the United States. Puppies must be at least 12 weeks old (3 months) before they can be vaccinated against rabies.