Calendar

September 2010

Monday

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Sunday

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* Individuals

Employees who work for tips -If you received $20 or more in tips during August, report them to your employer. You can use Form 4070 Employee's Report of Tips to Employer.

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Employers - Nonpayroll Withholding. If the monthly deposit rule applies, deposit the tax for payments in August.
* Employers

Employers - Social Security, Medicare, and withheld income tax. If the monthly deposit rule applies, deposit the tax for payments in August.
* Corporations

Corporations - Deposit the third installment of estimated income tax for current year. A worksheet, Form 1120-W, is available to help you make an estimate of your tax for the year.
* S Corporations

S corporations - File a previous year income tax return (Form 1120S) and pay any tax due. This due date applies only if you timely requested an automatic 6-month extension. Otherwise, see March 15. Provide each shareholder with a copy of Schedule K-1 (Form 1120S) or a substitute Schedule K-1.
* Partnerships

Partnerships - File a previous year return (Form 1065). This due date applies only if you were given an additional 5-month extension. Provide each partner with a copy of Schedule K-1 (Form 1065) or a substitute K-1.
* Corporations

Corporations - File a previous year income tax return (Form 1120 or 1120-A) and pay any tax due. This due date applies only if you timely requested an automatic 6-month extension. Otherwise, see March 15.
* Individuals

Individuals - Make a payment of your current year 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 the current year.

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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. This is not an all-inclusive calendar and may not include dates that are specific to your individual company or your State or Local taxing authority.