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Archives: Past Years Income Tax Forms...

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 as your data will not be saved.

To download a form, click on the year to the left of the form name.

 OW-8-ES Individual Estimated Tax Declaration
1999 2000 2001
OW-8-ESC Corporate Estimated Tax Declaration
OW-8-P Worksheet for Underpayment of Estimated Tax
2002 2003 2004
 
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OW-8-P-SUP-I Annualized Income Installment Method for Individuals
2002 2003 2004
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OW-8-P-SUP-C Annualized Income Installment Method for Corporations and Trusts
   
Form 500 Information Return
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 500-A Information Return-Production Payments
 2003 2004 2005
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Form 500-B Information Return:  Report of Nonresident Member Income Tax Withheld
2004
 Form 500-C Information Return - Report of Out-of-State Attorney Income Tax Withheld
 1997
1998
1999
2000
2001
2002
2003
2004
   
Form 501 Annual Information Return for Forms 500 and 500-A
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 504 Application for Extension of Time to File
1998
1999
2000
2001
2002
2003
2004
Form 505 Injured Spouse Claim and Allocation
   
Form 506 Investment/Job Credit
1998
1999
2000
2001
2002
2003
2004
Form 507 Statement of Person Claiming Refund Due a Deceased Taxpayer
2003
2004
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Form 509 October 9, 2001 Tornado Tax Credit
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Form 510 May 3, 1999 Tornado Tax Credit
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 511 Individual Resident Income Tax Return
1997
1998
1999
2000
2001
2002
2003
2004
   
Packet 511 Individual Resident Income Tax Packet (forms, tables, instructions)
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 511NR Individual Nonresident/Part-Year Resident Income Tax Return
1997
1998
1999
   
Packet 511NR Ind. Nonresident/Part-Year Resident Packet (forms, tables, instructions)
   
Form 511CR Schedule for Other Credits
Form 511
Schedule E		 Oklahoma Credit for Tax Paid to Another State
(see Form 511TX for 2001 to current)
1998
1999
2000
2001
2002
2003
2004
Form 511NOL Oklahoma Net Operating Loss - Full Year Residents Only
1998
1999
2000
2001
2002
2003
2004
Form 511NR-NOL Oklahoma Net Operating Loss - Nonresidents/Part-Year Residents
Form 511RF Claim for Refund
2001
2002
2003
2004
Form 511TX Credit for Tax Paid to Another State (formerly Form 511, Sch. E)
1997
1998
1999
2000
2001
2002
2003
2004
Form 511X Amended Resident Individual Income Tax
(See below for Tax Year 2006)
2006
Form 511X Amended Resident Individual Income Tax - 2005 and Prior
2006
Form 511X Amended Resident Individual Income Tax - 2006 and Thereafter
1997
1998
1999
2000
2001
2002
2003
2004
   
Packet 512 Oklahoma Corporate Income Tax Packet (forms and instructions)
Form 512 Oklahoma Corporate Income Tax Return
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 512E Return of Organization Exempt from Income Tax
   
Form 512SA Nonresident Shareholder Agreement
1997
1998
1999
2000
2001
2002
2003
2004
   
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)
1997
1998
1999
2000
2001
2002
2003
2004
   
Packet 513NR Fiduciary Nonresident Tax Packet (form, tables, instructions)
1997
1998
1999
2000
2001
2002
2003
2004
   
Packet 514 Partnership Information Return Packet
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 520 Oklahoma Agricultural Producer Credit
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 520A Agricultural Credit Information Return
2004
2005-
2006-
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Form 526 Rural Small Business Capital Company Information Report
2002
2003
2004
2005 2006  

Form 526-A Rural Small Business Capital Company Report for Investors
1998
1999
2000
2001
2002
2003
2004
Form 527 Small Business Capital Company Information Report
Form 527A Small Business Capital Company Report for Investors
1997
1998
1999
2000
2001
2002
2003
2004
   
Form 528 Agricultural Exclusion Information Return
2001
2002
2003
2004
Form 529 Small Business Guaranty Fee Credit
2005
2006
Form 561 Capital Gain Deduction (511 filers)
2005
2006
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-S Capital Gain Deduction (512S filers)
Form 561-F Capital Gain Deduction (5131 filers)
Form 561-NR-F Capital Gain Deduction (513NR filers)
2005
2006
Form 562 Film or Music Project Credit
2001
2002
2003
2004
Form 572 Transfer Agreement for Income Tax or Insurance Premium Tax Credit
2001
2002
2003
2004
Form 573 Farm Income Averaging
2001
2002
2003
2004
Form 574 Nonresident/Resident Allocation
Form 575 May 8 or 9, 2003 Tornado Tax Credit
Form 580 Computer Industry Credit (For Tax Year 2006 - Effective July 1, 2006)
Form 581 Aerospace Industry Credit (For Tax Year 2006 - Effective July 1, 2006)

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