

The following forms are available for download. These forms are available in the PDF format. You must have Adobe Acrobat software (minimum version 6.0) installed on your computer to access these files. If you do not have this software on your computer, click the "Get Adobe Reader" button below to download.
Some of the more recent of the PDFs are structured to be filled in on your computer and then printed out. If you choose to complete your form on your computer, be sure to print out an additional copy for your files before closing the PDF.
Can I save my Oklahoma Fillable form?
To download a form, click on the year to the left of the form name.
EF | Oklahoma Income Tax Declaration for Electronic Filing (for Form 512, 512-S, 513, 513-NR or 514) |
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EF-V | Business Filers Income Tax Payment Voucher (for Form 512, 512-S, 513, 513-NR or 514) |
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All Years | L-21 | Innocent Spouse Relief |
OW-8-ES | Individual Estimated Tax Declaration | |
OW-8-ESC | Corporate Estimated Tax Declaration | |
OW-8-P | Worksheet for Underpayment of Estimated Tax | |
OW-8-P-SUP-I | Annualized Income Installment Method for Individuals | |
OW-8-P-SUP-C | Annualized Income Installment Method for Corporations and Trusts | |
Form 500 | Information Return | |
Form 500-A | Information Return-Production Payments | |
Form 500-B | Information Return: Report of Nonresident Member Income Tax Withheld (beginning in Tax Year 2003) | |
Form 501 | Annual Information Return for Forms 500 and 500-A | |
Form 504 | Application for Extension of Time to File | |
Form 504-C | Application for Extension of Time to File an Oklahoma Income Tax Return For Corporations, Partnerships and Trusts | |
Form 504-I | Application for Extension of Time to File an Oklahoma Income Tax Return for Individuals | |
Form 505 | Injured Spouse Claim and Allocation | |
Form 506 | Investment/Job Credit | |
Form 507 | Statement of Person Claiming Refund Due a Deceased Taxpayer | |
Form 509 | October 9, 2001 Tornado Tax Credit | |
Form 510 | May 3, 1999 Tornado Tax Credit | |
Form 511 |
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Packet 511 | Individual Resident Income Tax Packet (forms, tables, instructions) | |
Form 511BAT | Oklahoma Business Activity Tax - for Individuals Who Have A Sole Proprietorship or Report Farm Income | |
Form 511EF | Individual Income Tax Declaration for Electronic Filing | |
Form 511NR |
Individual Nonresident/Part-Year Resident Income Tax Return
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Packet 511NR | Ind. Nonresident/Part-Year Resident Packet (forms, tables, instructions) | |
Form 511CR | Schedule for Other Credits | |
Form 511 Schedule E | Schedule E Oklahoma Credit for Tax Paid to Another State (see Form 511TX for 2001 and subsequent) |
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Form 511NOL | Oklahoma Net Operating Loss - Full Year Residents Only (For loss years 2016 and subsequent) |
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Form 511NOL | Oklahoma Net Operating Loss - Full Year Residents Only (For loss years 2015 and prior) |
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Form 511NR-NOL | Oklahoma Net Operating Loss - Nonresidents/Part-Year Residents (For loss years 2016 and subsequent) |
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Form 511NR-NOL | Oklahoma Net Operating Loss - Nonresidents/Part-Year Residents (For loss years 2015 and prior) |
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Form 511RF | Claim for Refund | |
Form 511TX | Credit for Tax Paid to Another State (formerly Form 511, Sch. E) |
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Form 511-V | Oklahoma Individual Income Tax Payment Voucher | |
Form 511X |
Amended Resident Individual Income Tax Return |
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Packet 512 | Oklahoma Corporate Income Tax Packet (forms and instructions) |
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Form 512E | Return of Organization Exempt from Income Tax | |
Packet 512S | Small Business Corporate Income Tax Return Packet | |
Form 512X | Amended Corporate Income Tax Tax Return | |
Packet 513 | Fiduciary Resident Income Tax Packet (form, tables, instructions) |
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Packet 513NR | Fiduciary Nonresident Tax Packet (form, tables, instructions) |
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Packet 514 | Partnership Information Return Packet | |
Form 518-A | Venture Capital Company Report for Investors |
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Form 520 | Oklahoma Agricultural Producer Credit |
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Form 520A | Agricultural Credit Information Return | |
Form 526 | Rural Small Business Capital Company Information Report (beginning Tax Year 2002) |
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Form 526-A |
Rural Small Business Capital Company Report for Investors |
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Form 527 |
Small Business Capital Company Information Report |
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Form 527A | Small Business Capital Company Report for Investors | |
Form 528 |
Agricultural Exclusion Information Return |
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Form 529 | Small Business Guaranty Fee Credit | |
Form 561 | Capital Gain Deduction (511 filers) | |
Form 561NR | Capital Gain Deduction (511NR filers) | |
Form 561-C |
Capital Gain Deduction (512 filers) | |
Form 561-P |
Capital Gain Deduction (514 filers) | |
Form 561-PTE | Capital Gain Deduction for an Electing Pass-Through Entity | |
Form 561-S | Capital Gain Deduction (512S filers) | |
Form 561-F | Capital Gain Deduction (513 filers) | |
Form 561-NR-F | Capital Gain Deduction (513NR filers) | |
Form 562 | Film or Music Project Credit | |
Form 563 | Research and Development New Jobs Credit | |
Form 564 | Credit for Employees in the Aerospace Sector | |
Form 565 | Credit for Employers in the Aerospace Sector | |
Form 567-A | Credit for Investment in a Clean-Burning Motor Vehicle Fuel Property | |
Form 567-B | Credit for Investment in Qualified Electric Motor Vehicle Property | |
Form 569 | Reporting Form for the Transfer or Allocation of a Tax Credit | |
Form 572 | Transfer Agreement for Income Tax or Insurance Premium Tax Credit | |
Form 573 | Farm Income Averaging | |
Form 574 | Nonresident/Resident Allocation | |
Form 575 | May 8 or 9, 2003 Tornado Tax Credit | |
Form 576 | Natural Disaster Tax Credit | |
Form 577 | Refundable Coal Credit | |
Form 578 | Refundable Credit for Electricity Generated by Zero-Emission Facilities | |
Form 580 | Computer Industry Credit (For Tax Year 2006 - Effective July 1, 2006) |
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Form 581 | Aerospace Industry Credit (For Tax Year 2006 - Effective July 1, 2006) |
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Form 584 | Credit for Employees in the Vehicle Manufacturing Industry |
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Form 585 | Credit for Employers in the Vehicle Manufacturing Industry | |
Form 586 | Pass-Through Entity Election Form |
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Form 587-PTE | Pass-Through Entity Tax Supplement | |
Form 587-PTE-SUP | Supplement Schedule for Form 587-PTE | |
All Years | Form 599 | Request for Copy of Income Tax Return |
If you would like to download current year tax forms, please click here.