| 4458 | Business Activity Questionnaire | | 1/25/2013 |
| 5071 | Corporate Investments In or Advances To Subsidiaries Schedule | 2012 | 12/18/2012 |
| 5071 | Corporate Investments In/Advances To Subsidiaries Schedule | 2011 | 12/14/2011 |
| 5071 | Corporate Investments In/Advances To Subsidiaries Schedule | 2010 | 10/1/2010 |
| 5071 | Corporate Investments In/Advances To Subsidiaries Schedule | 2009 | 9/1/2009 |
| MO-1120ES | Estimated Tax Declaration for Corporations | 2013 | 12/19/2012 |
| MO-1120ES | Estimated Tax Declaration for Corporations | 2012 | 12/16/2011 |
| MO-1120ES | Estimated Tax Declaration for Corporations | 2011 | 1/10/2011 |
| MO-1120ES | Estimated Tax Declaration for Corporations | 2010 | 9/1/2009 |
| MO-1120V | Corporation Income and Franchise Tax Payment Voucher | 2012 | 12/18/2012 |
| MO-1120V | Corporation Income/Franchise Tax Payment Voucher | 2011 | 12/15/2011 |
| MO-1120V | Corporation Income/Franchise Tax Payment Voucher | 2010 | 1/10/2011 |
| MO-1120V | Corporation Income/Franchise Tax Payment Voucher | 2009 | 5/1/2010 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2012 | 12/18/2012 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2011 | 12/14/2011 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2010 | 2/25/2011 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2009 | 11/1/2009 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2008 | 11/1/2008 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2007 | 11/1/2007 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2006 | 11/1/2006 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2005 | 11/1/2005 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2004 | 11/1/2004 |
| MO-1120X_Fillable | Corporation Income Tax Amended Return for Years 1992 and Prior | 2003 | 11/1/2003 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2012 | 12/18/2012 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2011 | 12/15/2011 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2010 | 10/1/2010 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2009 | 9/1/2009 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2002 | 11/1/2002 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2001 | 11/1/2001 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 2000 | 11/1/2000 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 1999 | 11/1/1999 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 1998 | 11/1/1998 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 1997 | 11/1/1997 |
| MO-1120X_Instructions | Information to Complete MO-1120X | 1996 | 11/1/1996 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2011 | 8/22/2011 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2010 | 11/1/2010 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2009 | 11/1/2009 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2008 | 11/1/2008 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2007 | 11/1/2007 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2006 | 11/1/2006 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2005 | 11/1/2005 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2004 | 11/1/2004 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2003 | 11/1/2003 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2001 | 10/20/2010 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 2000 | 11/1/2000 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 1999 | 11/1/1999 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 1998 | 11/1/1998 |
| MO-1120X_Print_Only | Corporation Income Tax Amended Return for Years 1992 and Prior | 1997 | 11/1/1997 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2012 | 12/28/2012 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2011 | 11/17/2011 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2010 | 11/1/2010 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2009 | 11/1/2009 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2008 | 11/1/2008 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2007 | 11/1/2007 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2006 | 11/1/2006 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2005 | 11/1/2005 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2004 | 11/1/2004 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2003 | 11/1/2003 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2002 | 11/1/2002 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2001 | 11/1/2001 |
| MO-1120_Fillable | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 1995 | 11/1/1995 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2012 | 12/31/2012 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2011 | 1/6/2012 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2010 | 8/26/2011 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2009 | 11/1/2009 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2008 | 11/1/2008 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2007 | 11/1/2007 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2006 | 11/1/2006 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2005 | 11/1/2005 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2004 | 11/1/2004 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2003 | 11/1/2003 |
| MO-1120_Instructions | Information to Complete MO-1120 | 2002 | 11/1/2002 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2012 | 12/28/2012 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2011 | 11/17/2011 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2010 | 11/1/2010 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2009 | 11/1/2009 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2008 | 11/1/2008 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2007 | 11/1/2007 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2006 | 11/1/2006 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2005 | 11/1/2005 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2004 | 11/1/2004 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2003 | 11/1/2003 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2002 | 11/1/2000 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2001 | 11/1/2001 |
| MO-1120_Print_Only | Corporation Income Tax/Franchise Tax Return and Form MO-FT | 2000 | 11/1/2000 |
| MO-22 | Authorization and Consent of Subsidiary Corporation to be Included in a Missouri Consolidated Income Tax Return | 2012 | 12/18/2012 |
| MO-22 | Authorization and Consent of Subsidiary Corporation to be Included in a Missouri Consolidated Income Tax Return | 2011 | 12/15/2011 |
| MO-22 | Authorization and Consent of Subsidiary Corporation to be Included in a Missouri Consolidated Income Tax Return | 2010 | 1/10/2011 |
| MO-22 | Authorization and Consent of Subsidiary Corporation to be Included in a Missouri Consolidated Income Tax Return | 2009 | 11/7/2009 |
| MO-2220 | Corporation Underpayment of Estimated Tax Schedule | 2012 | 1/3/2013 |
| MO-2220 | Corporation Underpayment of Estimated Tax Schedule | 2011 | 12/15/2011 |
| MO-2220 | Corporation Underpayment of Estimated Tax Schedule | 2010 | 1/10/2011 |
| MO-2220 | Corporation Underpayment of Estimated Tax Schedule | 2009 | 11/1/2009 |
| MO-5090 | Net Operating Loss Addition Modification Worksheet | 2012 | 12/28/2012 |
| MO-5090 | Net Operating Loss Addition Modification Worksheet | 2011 | 12/15/2011 |
| MO-5090 | Net Operating Loss Addition Modification Worksheet | 2010 | 1/10/2011 |
| MO-5090 | Net Operating Loss Addition Modification Worksheet | 2009 | 11/1/2009 |
| MO-7004 | Application for Extension of Time to File | 2012 | 12/18/2012 |
| MO-7004 | Application for Extension of Time to File | 2011 | 12/15/2011 |
| MO-7004 | Application for Extension of Time to File | 2010 | 1/10/2011 |
| MO-7004 | Application for Extension of Time to File | 2009 | 11/1/2009 |
| MO-851 | Affiliations Schedule | 2012 | 12/18/2012 |
| MO-851 | Affiliations Schedule | 2011 | 12/14/2011 |
| MO-851 | Affiliations Schedule | 2010 | 1/10/2011 |
| MO-851 | Affiliations Schedule | 2009 | 11/1/2009 |
| MO-C | Missouri Dividends Schedule | 2012 | 12/28/2012 |
| MO-C | Missouri Dividends Schedule | 2011 | 12/14/2011 |
| MO-C | Missouri Dividends Schedule | 2010 | 1/10/2011 |
| MO-C | Missouri Dividends Schedule | 2009 | 11/1/2009 |
| MO-FT | Corporation Franchise Tax Schedule (must be filed with the 2012 MO-1120 or MO-1120S) | 2013 | 12/20/2012 |
| MO-FT | Corporation Franchise Tax Schedule (must be filed with the 2011 MO-1120 or MO-1120S) | 2012 | 7/10/2012 |
| MO-FT | Corporation Franchise Tax Schedule (must be filed with the 2010 MO-1120 or MO-1120S) | 2011 | 8/26/2011 |
| MO-FT | Corporation Franchise Tax Schedule (must be filed with the 2009 MO-1120 or MO-1120S ) | 2010 | 11/1/2009 |
| MO-FT | Corporation Franchise Tax Schedule (must be filed with the 2008 MO-1120 or MO-1120S ) | 2009 | 9/1/2008 |
| MO-MS | Corporation Allocation and Apportionment of Income | 2012 | 12/31/2012 |
| MO-MS | Corporation Allocation and Apportionment of Income | 2011 | 12/15/2011 |
| MO-MS | Corporation Allocation and Apportionment of Income | 2010 | 1/10/2011 |
| MO-MS | Corporation Allocation and Apportionment of Income | 2009 | 11/1/2009 |
| MO-MS_Instructions | Schedule MO-MS Instructions | 2012 | 12/31/2012 |
| MO-MS_Instructions | Schedule MO-MS Instructions | 2011 | 12/15/2011 |
| MO-MS_Instructions | Schedule MO-MS Instructions | 2010 | 1/10/2011 |
| MO-MS_Instructions | Schedule MO-MS Instructions | 2009 | 11/1/2009 |
| MO-NBI | Nonbusiness Income Schedule | 2012 | 12/27/2012 |
| MO-NBI | Nonbusiness Income Schedule | 2011 | 12/15/2011 |
| MO-NBI | Nonbusiness Income Schedule | 2010 | 10/1/2010 |
| MO-NBI | Nonbusiness Income Schedule | 2009 | 9/1/2009 |