International Move Guide: united kingdom to united states (2026)
Relocating a pet internationally is one of the most stressful parts of moving abroad. This guide breaks down every legal and medical requirement for bringing a dog from united kingdom to united states, updated for April 2026.
Critical Warning
united states has some of the strictest biosecurity laws in the world. Failure to comply with the microchip-to-vaccination sequence can result in mandatory quarantine or immediate deportation of your pet at your expense.
Step 1: Permanent Identification (Microchip)
Before any vaccinations or blood tests are performed, your dog must be fitted with an ISO-compliant microchip. united states requires a 15-digit microchip that meets ISO standards 11784 or 11785.
- Must be scanned before any veterinary procedure.
- Microchip number must appear on every piece of paperwork.
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Step 2: Mandatory Vaccinations & Health Protocols
Unlike domestic moves, united states requires a specific set of vaccinations that must be current and administered within a strict window of travel.
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Step 3: Finding an Approved Airline & Crate Sizing
Not all airlines are authorized to carry pets to united states. Furthermore, most pets entering united states must travel as Manifest Cargo—not in the cabin and not as excess baggage.
IATA Compliant Crates
Your pet must be able to stand, turn around, and lie down comfortably in their travel crate. Plastic bolts are often banned—ensure you use a crate with metal locking mechanisms.
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Step 4: Final Health Certificate & Government Endorsement
Within 10 days of your departure, you must visit an Official Veterinarian for a final clinical examination and the issuance of your export health certificate. This document must then be endorsed by the national government authority.
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