State Specific Resources

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  • Revenue Department

    Secretary of State

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    • Your federal extension applies to your state income tax return. Oregon does not have a separate extension request form.

    • You still need to pay any taxes owed by the standard deadline using Oregon Revenue Online or by submitting a payment voucher.

    • Individual taxpayers can use the three-question Form OR-40-EXT to quickly give a rough idea of if they should file and what to pay in estimated tax.

    Payment Vouchers

    • Individual Taxpayers:Form OR-40-V

    • Corporations:Form OR-20-V

    • Partnerships:Form OR-65-V

    Make a Tax Payment using Revenue Online →

    You have to request a separate extension for your Corporate Activity Tax (CAT). IRS Form 7004 does not apply.

    • To request an extension, use Oregon Revenue Online or submit Form OR-CAT-EXT.

    • You still need to pay any taxes owed by the standard deadline using Oregon Revenue Online or by submitting Form OR-CAT-V.

    Pay the Oregon CAT using Revenue Online →

  • Click HERE to access the Portland local resource page.