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Tag Archive for Business Tax Due Dates

September 2015 Business Tax Due Dates

September 15 –  Corporations

File a 2014 calendar year income tax return (Form 1120 or 1120-A) and pay any tax, interest, and penalties due. This due date applies only if you timely requested an automatic 6-month extension.

September 15 – S Corporations

File a 2014 calendar year income tax return (Form 1120S) and pay any tax due. This due date applies only if you requested an automatic 6-month extension.

September 15 – Corporations Read more

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