NOTICE TO PUBLIC

March 21, 2026

Licensing and support services for GuamTax.com and MyGuamTax.com expired on September 30, 2025, at the end of Fiscal Year 2025.

GuamTax.com and MyGuamTax.com have been temporarily suspended pending renewal of licensing and support services until further notice.

Data Management Resources, LLC (DMR) is the owner of the proprietary software (software, license, application, and/or end-user agreements) which administers the tax systems of the Department of Revenue of Taxation, Government of Guam, and is prepared to promptly resume all licensing and services upon mutual agreement.

Any inquiries on the suspension of services should be directed to the Department of Revenue and Taxation at (671) 635-1840/1841 or email inquiries to pinadmin@revtax.guam.gov