Corporations – File a 2012 calendar year income tax return (Form 1120 or 1120-A) and pay any tax due. This due date applies only if you made a timely request for an automatic 6-month extension.
S corporations – File a 2012 calendar year income tax return (Form 1120S) and pay any tax due. This due date applies only if you made a timely request for an automatic 6-month extension. Provide each shareholder with a copy of Schedule K-1 (Form 1120S) or a substitute Schedule K-1.
Partnerships – File a 2012 calendar year income tax return (Form 1065). This due date applies only if you were given an additional 5-month extension. Provide each shareholder with a copy of Schedule K-1 (Form 1065) or a substitute Schedule K-1.
Corporations – Deposit the third installment of estimated income tax for 2013. A worksheet, Form 1120-W, is available to help you make an estimate of your tax for the year.
Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in August.
Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in August.
Individuals – Make a payment of your 2013 estimated tax if you are not paying your income tax for the year through withholding (or will not pay in enough tax that way). Use Form 1040-ES. This is the third installment date for estimated tax in 2013.
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September 16 |
Individuals – Make a payment of your 2013 estimated tax if you are not paying your income tax for the year through withholding (or will not pay in enough tax that way). Use Form 1040-ES. This is the third installment date for estimated tax in 2013. Corporations – File a 2012 calendar year income tax return (Form 1120 or 1120-A) and pay any tax due. This due date applies only if you made a timely request for an automatic 6-month extension. S corporations – File a 2012 calendar year income tax return (Form 1120S) and pay any tax due. This due date applies only if you made a timely request for an automatic 6-month extension. Provide each shareholder with a copy of Schedule K-1 (Form 1120S) or a substitute Schedule K-1. Partnerships – File a 2012 calendar year income tax return (Form 1065). This due date applies only if you were given an additional 5-month extension. Provide each shareholder with a copy of Schedule K-1 (Form 1065) or a substitute Schedule K-1. Corporations – Deposit the third installment of estimated income tax for 2013. A worksheet, Form 1120-W, is available to help you make an estimate of your tax for the year. Employers – Nonpayroll withholding. If the monthly deposit rule applies, deposit the tax for payments in August. Employers – Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in August. |
