2008 Tax Calendar- Businesses : S Corporations, Partnerships   Provide 1099s to recipients for certain payments made during the year and Form W-2 to employees February -2   S Corporations : March-16   File tax return Form 1120S for 2008 OR file for extension Provide each shareholders a copy of Schedule K-1 S Corporation elections : File Form 2553 for S Corporation status in calendar year 2009     Partnerships : April-15   File tax return Form 1065 for 2008 OR file for extension Provide each partner a copy of Schedule K-1     S Corporations : File 2008 tax return if requested an extension September -15   Partnerships : File 2008 tax return if requested an extension October-15   Payroll   1] File 2008 Form 940 if you have not deposited FUTA tax when due Feb - 02   2] File 2008 Form 940 if you have deposited FUTA tax when due Feb - 10   3] Electronic filing of Forms W-2, 1099 Mar - 31   4] File Form 941 for the 1st quarter April - 30   5] File Form 941 for the 2nd quarter July - 31   6] File Form 941 for the 3rd quarter Oct - 31   7] File Form 941 for the 4th quarter Jan 31 - 2010