Guam business filing due dates

The Guam deadlines Ordexly tracks for Oct 2026 to Oct 2027. Every date links to the agency page it was checked against (last checked ). Which ones apply to a business depends on its registrations and filing frequency, so confirm with the agency.

Annual reports & franchise tax

DueDeadlineSource
Guam Sworn Annual Report (corporations and LLCs) 2027official source

Sales & use tax

DueDeadlineSource
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Oct 2026official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Nov 2026official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Dec 2026official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Jan 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Feb 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Mar 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Apr 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) May 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Jun 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Jul 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Aug 2027official source
Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Sep 2027official source

Payroll & withholding

DueDeadlineSource
Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q3 2026official source
Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q4 2026official source
Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q1 2027official source
Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q2 2027official source

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Nearby: Northern Mariana Islands due dates · Puerto Rico due dates · U.S. Virgin Islands due dates

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Federal due dates · All states · Guam coverage details