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Online Resource Launched for Consumers in the Real Estate Market

Online Resource Launched for Consumers in the Real Estate Market

Are you or someone you know in the real estate market? As Guam's regulating agency for the industry, it is important to us to protect your interests and welfare. Be sure your real estate agent is actively and properly licensed. Check out our Real Estate Agent Directory here.
Notarized Bill of Sale Required for Vehicle Transfers
2024 Refunds Released 09-16-2025

We have worked hard to get taxpayers their refunds as quickly as possible and issued $102 million, or nearly two-thirds, of tax refunds in the first three months of this tax season. Call us at (671) 635-1840 for questions about your refund. And remember, the extension to file your taxes ends October 15, 2025, so file today!


Hours of Operation

Monday - Friday 8AM - 5PM excluding GovGuam Holidays

 

Vehicle Registration Services:

8AM - 4PM for the following transactions: Initial Registration, Vehicle Transfers, and Initial Registration under Soldiers' and Sailors' Civil Relief Act

 

Guam Passport Office:

Monday - Friday 8AM - 2PM

What is my RPT balance due?

Click here to retrieve your Real Property Tax account balance.

business

Business Online Services

Login here to use our Business Online Services.

  • E-File GRT
  • E-File SWICA
  • E-File W-3/W-2GU
  • Renew Business License
  • Vehicle Safety Inspection Companies: submit Vehicle Inspection Reports.
  • Vehicle Insurance Companies & Agents: submit Vehicle Insurance Policies.
money

Pay Your Taxes

Make payments online to the Treasurer of Guam.

Payments can be mailed to:

GOVERNMENT OF GUAM
DEPARTMENT OF ADMINISTRATION
ATTN: TREASURER OF GUAM
PO BOX 23607
BARRIGADA, GUAM 96931