This tax calendar has the due dates for 2015 that most taxpayers will need. Employers and persons who pay excise taxes also should use the Employer's Federal Tax Calendar
and the Federal Excise Tax Calendar
Fiscal-year taxpayers -
If you file your income tax return for a fiscal year rather than the calendar year, you must change some of the dates in this calendar. These changes are described under Fiscal-Year Taxpayers
If you prefer to save the following tax dates within the Microsoft Outlook
Calendar, please click the download link below. Then simply import
the file into Microsoft Outlook by selecting "Import an iCalendar (.ics) or vCalendar file (.vcs)" and enjoy all of this year's Small Business Tax Events on your PC.
Download The IRS 2015 Outlook Tax Calendar*