Guam
How long you can stay, how long your vehicle can, and what your dog or cat needs to cross. Every rule links to the official source.
- Last checked 28 Sep 2026
Your rules for Guam
You · American passport
No limit
Your own country. No limit.
federalregister.gov · Official source · Checked 27 Sep 2026
Your vehicle · United States plates
Set at the border
It comes in on a temporary import. When the time runs out, it has to leave.
cbp.gov · Confirm before you go · Checked 27 Sep 2026
Your dog or cat
Start at least 45 days out
Pets from the US mainland need a permit, rabies vaccination, FAVN test and use Guam's 5-day-or-less quarantine program. See the steps
doag.guam.gov · Official source · Checked 28 Sep 2026
Watch Guam.
We'll email you if Guam's rules change for your American passport, United States plates or your pet. That's the only email you'll get.
What your pet needs to cross into Guam.
Do these in order. Miss one and your pet can be held at the border.
- Before you go
Microchip before current rabies vaccine
Microchip must be implanted before the current rabies vaccination; ID on the rabies certificate.
- On or after the microchip
Rabies vaccination (current + prior certificates)
Current and prior rabies certificates with manufacturer, lot, dates, 1- or 3-year type and microchip ID.
- Before you go
Core vaccines
Dogs: DHPP (1 or 3 yr), leptospirosis (1 yr), Bordetella (1 yr). Cats: FVRCP (1 or 3 yr).
- On or after the rabies shot
FAVN rabies antibody test
FAVN at a CDC-approved lab; results sent directly by the lab to Guam DOAG with the microchip number.
- Still valid the day you arrive
Rabies vaccine still valid on arrival
Your pet's rabies vaccine must still be valid on the day you cross. Check the 'valid until' date on the vaccination record and book a booster before it runs out.
- At least 30 days before you arrive
Guam animal entry permit
Submit the entry permit application and documents at least 30 days before arrival ($60 permit + $5 pet licence). Under 14 days may not be processed.
- Within 10 days before you arrive
Health certificate within 10 days
Health certificate within 10 days of travel with microchip ID (USDA-accredited vet for US origin; English).
- By the day you arrive
Quarantine
5-day-or-less commercial quarantine with post-arrival vet exam, then home quarantine for the rest of the 120 days.
doag.guam.gov · Official source · Checked 28 Sep 2026. The app works these dates backward from your travel day and reminds you.
Every passport in Guam
| Passport | Entry | How long | Source |
|---|---|---|---|
| United States (yours) | Your country | No limit | federalregister.gov · Checked 27 Sep 2026 |
| Argentina | Visa needed | Set by the visa | federalregister.gov · Checked 27 Sep 2026 |
| Australia | Visa-free, apply for an ETA first | Up to 90 days per visit | g-cnmi-eta.cbp.dhs.gov · Checked 27 Sep 2026 |
| Austria | Visa-free, apply for an ETA first | Up to 90 days per visit | federalregister.gov · Checked 27 Sep 2026 |
| Belgium | Visa-free, apply for an ETA first | Up to 90 days per visit | federalregister.gov · Checked 27 Sep 2026 |
| Brazil | Visa needed | Set by the visa | federalregister.gov · Checked 27 Sep 2026 |
| Bulgaria | Visa needed | Set by the visa | federalregister.gov · Checked 27 Sep 2026 |
| Canada | Visa-free | Usually up to 180 days | federalregister.gov · Checked 27 Sep 2026 |
Every registration in Guam
| Registered in | Entry | How long | Source |
|---|---|---|---|
| United States (yours) | Temporary import | Set at the border | cbp.gov · Checked 27 Sep 2026 |
| Argentina | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
| Australia | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
| Austria | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
| Belgium | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
| Brazil | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
| Bulgaria | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
| Canada | No published rule | Ask customs before you ship | cbp.gov · Checked 27 Sep 2026 |
A plain-language summary of the official rules, checked on the date shown. It isn't legal advice, and the officer at the desk always has the final word.
Planning a Guam leg?
We'll count it for you.
BorderRunner turns these rules into your exact exit date, for you, your vehicle and your dog, and reminds you well before it's close. The first week is on us.
