Iowa Department of Revenue

Our forms are in PDF format.
You will need the free Acrobat Reader to open them.

Form Name	Tax Year
IA 1120 Long Form return only 42-001	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 1120A Short Form return only 42-030	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 1120 and IA 1120A instructions only 42-002	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 1120S S Corp return only 42-004	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 1120S instructions only 42-005	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 1120X Amended Corporation Return 42-024	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
Tax Payment Voucher - 42-019	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
Schedules F and G Net Operating and Alternative Minimum Tax Loss Carryovers 42-020	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
Schedule H Computation of Federal Tax Refund/Deduction 42-021	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
Schedules I and J IA 851 Affiliation/Consolidated Business Activity Ratio 42-022	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
Schedule of Partner or Shareholder Information 41-034	2007	2006 2005	2004 2003
IA 032 Income Tax Credit Carry Forward Schedule 42-032	Tax Year 2005 and earlier
IA 128 Research Activities Credit 41-128	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 128A Alternate Calculation for Research Activities Credit 41-129	2007 2006	2005 2004 2003	2002 2001 2000
IA 133 New Jobs Credit 41-133	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 133A New Jobs Credit Carry Forward Schedule 41-107	Tax Year 2005 and earlier
IA 135 E85 Gasoline Promotion Tax Credit 41-150	2007	2006	2005
IA 148 Tax Credits Schedule	2007	2006
IA 1139 Application for Refund Due to Carryback of Losses 42-026	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 1139F Application for Refund Due to the Carryback of Corporate Farming Losses 42-027	2007	2006 2005	2004 2003
IA 3468 Investment Tax Credit 42-034	2007	2006 2005 2004	2003 2002 2001
IA 3468A Investment Tax Credit Carry Forward Schedule 42-033	Tax Year 2005 and earlier
IA 4136 Computation of Motor Fuel Tax Credit 41-005	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996
IA 4562A Iowa Depreciation Adjustment Schedule 41-105	2007	2006 2005 2004	2003 2002 2001
IA 4562B Iowa Depreciation Accumulated Adjustment Schedule 41-106	All years
IA 6478 Ethanol Blended Tax Credit 41-142	2007 2006	2005 2004	2003 2002
IA 8864 Biodiesel Blended Fuel Tax Credit 41-149	2007	2006	2005
Application for Iowa Wage-Benefits Tax Credit 42-011	Current MS Word fillable
IA 1120ES Estimated Tax Vouchers 45-004	2008	2007	2006 2005
IA 1120ES instructions only 45-010	2008	2007	2006 2005
IA 2220 Underpayment of Estimated Tax 45-006	2007 2006 2005 2004	2003 2002 2001 2000	1999 1998 1997 1996

Corporation Income Tax Forms ARCHIVE

Form Name

Tax Year