For Calendar Year Filers

• January 31, 2011 must furnish Copy of Form 1099, W2 to recipient
• January 31- Form 941,944, UCT-6
• February 28th -W3 and W2s, 1096, 1099 must be sent to IRS
• March 15th - Forms 1120, 1120S
• March 31st - Forms 941, UCT-6
• April 15th - Form 1040, 1065
• May 15th - Form 990
• July 31st - Forms 941, UCT-6
• August 15th - Extension deadline for 990
• September 15th Extension deadline for 1120 and 1120S
• October 15th - Extension deadline for 1040, 1065
• October 31st - Form 941, UCT-6

Fiscal year Filers

• January 31, 2011 must furnish Copy of Form 1099, W2 to recipient
• January 31- Form 941,944, UCT-6
• February 28th -W3 and W2s, 1096, 1099 must be sent to IRS
• Form 1120, 1120S- a corporation must file its income tax return by the 15th day of the 3rd month after the end of its tax year.
• Form 1065- a domestic partnership must file by the 15th day of the 4th month following the date its tax year ended as shown at the top of form 1065
• Form 990- must file by the 15th day of the 5th month after the organizations accounting period ends