Corporations

March 17

File a 2013 calendar year income tax return (Form 1120) and pay any tax due. If you want an automatic 6-month extension of time to file the return, file Form 7004, Application for Automatic Extension of Time To File Certain Business Income Tax, Information, and Other Returns, and deposit what you estimate you owe.

April 15

Deposit the first installment of estimated income tax for 2014. A worksheet, Form 1120-W, Estimated Tax for Corporations, is available to help you estimate your tax for the year.

June 16

Deposit the second installment of estimated income tax for 2014. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.

September 15

File a 2013 calendar year income tax return (Form 1120) and pay any tax, interest, and penalties due. This due date applies only if you timely requested an automatic 6-month extension. Otherwise, see March 17.

Deposit the third installment of estimated income tax for 2014. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.

December 15

Deposit the fourth installment of estimated income tax for 2014. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.

If you operate on a fiscal year, see tax calendar information for Fiscal-Year Taxpayers.

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Upcoming Tax Dates

April 10 (Employees who work for tips)
If you received $20 or more in tips during March, report them to your employer - Details

April 15 (Individuals)
File a 2013 income tax return (Form 1040, 1040A, or 1040EZ) and pay any tax due - Details

April 15 (Household Employers)
If you paid cash wages of $1,800 or more in 2013 to a household employee, you must file Schedule H - Details

April 15 (Individuals)
If you are not paying your 2014 income tax through withholding (or will not pay in enough tax during the year that way), pay the first installment of your 2014 estimated tax. Use Form 1040-ES - Details

April 15 (Partnerships)
File a 2013 calendar year return (Form 1065) - Details

April 15 (Partnerships)
Electing large partnerships: File a 2013 calendar year return (Form 1065-B) - Details

April 15 (Corporations)
Deposit the first installment of estimated income tax for 2014 - Details

April 16 (Everyone)
Federal Holiday (District of Columbia Emancipation Day) - Details

View More Tax Dates