Oregon Personal Tax Extension Guide
Form OR-40-V · Individual Income Tax · Personal Filing Guide
Your Filing Status
You've Been Extended
Your Oregon return is extended to October 15, 2026. File now to get your refund faster.
Oregon grants an automatic six-month extension for filing personal income tax returns to taxpayers who have been approved for a federal extension by the IRS. The Oregon Department of Revenue aligns with the federal timeline, moving the state filing deadline from April 15, 2026, to October 15, 2026. No separate Oregon extension application is required.
Payment Is Still Due by April 15Oregon's extension applies to filing only—not to paying taxes. Any Oregon income tax owed must be paid by April 15, 2026, to avoid penalties and interest.
How to Make Extension Payments- Online (Revenue Online): Visit www.oregon.gov/dor. ACH debit (direct from checking or savings) is available. Credit card payments with Discover, MasterCard, or Visa are also accepted—a convenience fee applies for card payments.
- Mail: Use Form OR-40-V and mail to: Extension Clerk, Oregon Department of Revenue, P.O. Box 14950, Salem, OR 97309-0950.
Oregon's failure-to-file penalty is 5% of unpaid tax, escalating to 20% if the return is more than 3 months late, and 25% if not filed within 30 days of notice and demand. If returns are not filed for three or more consecutive years, the penalty reaches 100% of unpaid tax. The failure-to-pay penalty is a flat 5% of unpaid tax. Filing by October 15 and paying by April 15 keeps both at zero.
Best Practices- File IRS Form 4868 to secure your federal extension.
- Pay Oregon income tax owed by April 15, 2026, via Revenue Online at oregon.gov/dor.
- Keep confirmation numbers from all online payments.
- File your completed return by October 15, 2026.
Oregon's extension is automatic with a federal extension in place. Pay by April 15 and file by October 15, 2026.
Quick Reference Table
| State Abbreviation | OR |
| State Name | Oregon |
| Extension Status | Approved with Federal Extension |
| Return Due Date | April 15, 2026 |
| Extended Due Date | October 15, 2026 |
| Other Information |
|
| Online Payment | Oregon | Online Tax Extension Payment |
| Payment Voucher Title | Form OR-40-V | Oregon Individual Income Tax Payment Voucher |
| State Payment Agency | Oregon Department of Revenue |
| Mailing Address with Payment | Extension Clerk Oregon Department of Revenue P.O. Box 14950 Salem, OR 97309-0950 |
| Online Payment Options | Credit Card | Revenue Online at www.oregon.gov/dor. Discover, MC, Visa. Convenience fee applies. |
| Online Payment Options | ACH Debit | Revenue Online at www.oregon.gov/dor. Direct debit from checking or savings. No fee. |
| Failure to File Penalties | 5% of unpaid tax (3 months), escalating to 20% (3+ months late) or 25% (30+ days after notice), or 100% if unfiled for 3+ consecutive years. |
| Failure to Pay Penalties | 5% of unpaid tax (flat). |
IRS Authorized e-File Provider
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