Wyoming State Tax Extension
Wyoming Personal Tax Extension
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Personal Income Tax Extension
StateWyoming
Extension Status✓ No State Income Tax
State AgencyN/A
Wyoming Personal Income Tax – No State Income Tax
Wyoming does not impose a personal state income tax on individuals. Wyoming residents have no state income tax return to file and no state extension to request. Your only income tax obligations are at the federal level.No State Income Tax
Wyoming Residents File No State Return
Wyoming is one of nine states with no personal income tax. There is no state return, no state extension form, and no state payment due. Wyoming has no state income tax statute – the state funds its budget primarily through natural resource revenues, making personal income taxation entirely absent. Your tax obligations as a Wyoming resident are entirely federal.Federal Obligations Still Apply
File IRS Form 4868 by April 15 for a Federal Extension
While Wyoming has no state income tax, federal income tax obligations remain. If you need more time to file your federal return, submit IRS Form 4868 by April 15, 2026. This extends your federal filing deadline to October 15, 2026. Any federal tax owed is still due April 15 regardless of the extension.No Wyoming state return required: Wyoming has no personal income tax. Federal obligations still apply – pay any federal balance and file or extend your federal return by April 15, 2026.
Federal Extension Still Matters
Wyoming residents who need more time to file their federal return should submit IRS Form 4868 by April 15, 2026. This extends the federal filing deadline to October 15, 2026. Any federal income tax owed must still be paid by April 15 to avoid IRS penalties and interest – the extension covers only the filing deadline, not payment.Best Practices
- ✓No Wyoming state return is required – there is no personal income tax in Wyoming.
- ✓File IRS Form 4868 by April 15, 2026, if you need more time for your federal return.
- ✓Pay any federal income tax owed by April 15 – the extension does not defer payment.
- ✓File your federal return by October 15, 2026, if you filed IRS Form 4868.
Quick Reference Table
| Item | Details |
|---|---|
| State Abbreviation | WY |
| Extension Status | No State Income Tax |
| State Return Required | No – Wyoming has no personal income tax |
| Federal Extension | IRS Form 4868 – file by April 15, 2026 |
| Federal Extended Deadline | October 15, 2026 (with Form 4868) |
| State Payment Agency | N/A – No Wyoming personal income tax |
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Wyoming has no personal state income tax, so there is no state extension payment to make. Your only payment obligation is federal – any federal income tax owed is due by April 15, 2026, regardless of whether you filed IRS Form 4868.Federal payment still due April 15: File IRS Form 4868 by April 15 to extend your federal filing deadline to October 15, 2026. Pay any federal balance owed by April 15 to avoid IRS penalties and interest.
No State Mailing Address Required
No Wyoming State Payment
Wyoming has no personal income tax. There is no state mailing address for extension payments. For federal payments, visit irs.gov/payments or mail with IRS Form 1040-V.
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