All due dates assume that the date falls on a business day. If the due date falls on a holiday or weekend, the due date will be the next business day.
March 15
Employers - Nonpayroll Withholding. If the monthly deposit rule applies, deposit the tax for payments in February.
Employers - Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in February.
S Corporations - File Form 1120S and pay any tax due. Provide each shareholder with a copy of Schedule K-1 (Form 1120S), Shareholder's Share of Income, Credits, Deductions, etc., or a substitute Schedule K-1. If you want an automatic 6-month extension of time to file the return, file Form 7004 and deposit what you estimate you owe.
S Corporation electoin - File Form 2553, Election by a Small Business Corporation, to choose to be treated as an S Corporation beginning with current calendar year. If Form 2553 is filed late, S treatment will begin with next calendar year.
Partnerships - File a previous calendar year return (Form 1065). Provide each partner with a copy of Schedule K-1 (Form 1065), Partner's Share of Income, Deductions, Credits, etc., or a substitute Schedule K-1. If you want an automatic 6-month extension to file the return and provide Schedule K-1 or a substitute Schedule K-1, file Form 7004. Then file Form 1065 by September 15.
Electing large partnerships - File a previous calendar year return (Form 1065-B). Provide each partner with a copy of Schedule K-1 (Form 1065-B), Partner's Share of Income (Loss) From an Electing Large Partnership. This due date is effective for the first March 15 following the close of the partnership's tax year. If you want an automatic 6-month extension of time to file the return, file Form 7004. Then file Form 1065-B by September 15.
March 31
Electronic filing of Forms 1097, 1098, 1099, 3921, 3922, 1094-B, 1095-B, 1094-C, 1095-C, and W-2G File Forms 1097, 1098, 1099, 3921, 3922, 1094-B, 1095-B, 1094-C, 1095-C, or W-2G with the IRS. This due date applies only if you file electronically (not by magnetic media). Otherwise, see February 28. The due date for giving the recipient these forms will still be January 31. For information about filing Forms 1097, 1098, 1099, 3921, 3922, or W-2G electronically, see Publication 1220, Specifications for Filing Forms 1097, 1098, 1099, 3921, 3922, 5498 and W-2G Magnetically or Electronically.
April 15
Individuals - File an income tax return (Form 1040, 1040A, 1040EZ, or 709) and pay any tax due. If you want an automatic 6-month extension of time to file the return, file Form 4868, Application for Automatic Extension of Time To File U.S. Individual Income Tax Return, or you can get an extension by phone if you pay part or all of your estimate of income tax due with a credit card. Then file Form 1040, 1040A, 1040EZ, or 709 by October 15.
Household employers - If you paid cash wages of $2,000 or more in the previous year to a household employee, file Schedule H (Form 1040) with your income tax return and report any employment taxes. Report any federal unemployment (FUTA) tax on Schedule H if you paid total cash wages of $1,000 or more in any calendar quarter of the previous 2 years to household employees. Also report any income tax you withheld for your household employees
Individuals - If you are not paying your current year income tax through withholding (or will not pay in enough tax during the year that way), pay the first installment of your current estimated tax. Use Form 1040-ES. Employers - Social Security, Medicare and withheld income tax. If the monthly deposit rule applies, deposit the tax payments for March.
Employers - Nonpayroll Withholding. If the monthly deposit rule applies, deposit the tax for payments in March.
Trusts and Estates - File a previous calendar year return (Form 1041). Provide each beneficiary with a copy of Schedule K-1 (Form 1041), Beneficiary's Share of Income, Deductions, Credits, etc., or a substitute Schedule K-1. If you want an automatic 5 month extension to file the return and provide Schedule K-1 or a substitute Schedule K-1, file Form 7004. Then file Form 1041 by September 30.
Corporations - File Form 1120 or 1120-A and pay any tax due. If you want an automatic 6-month extension of time to file the return, file Form 7004 and deposit what you estimate you owe.
File FBAR Form 114 electronically with the Financial Crimes Enforcement Network (FinCEN).