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
| Due | Deadline | Source |
|---|---|---|
| Guam Sworn Annual Report (corporations and LLCs) 2027 | official source |
Sales & use tax
| Due | Deadline | Source |
|---|---|---|
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Oct 2026 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Nov 2026 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Dec 2026 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Jan 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Feb 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Mar 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Apr 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) May 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Jun 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Jul 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Aug 2027 | official source | |
| Guam BPT/GRT business privilege (gross receipts) tax return (monthly) Sep 2027 | official source |
Payroll & withholding
| Due | Deadline | Source |
|---|---|---|
| Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q3 2026 | official source | |
| Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q4 2026 | official source | |
| Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q1 2027 | official source | |
| Guam W-1 employer's quarterly Guam withholding tax return (quarterly) Q2 2027 | official 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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