Dates To Remember for this Quarter
This tax calendar has the due dates for 2017 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 2018 Outlook Tax Calendar*
General Federal Tax Calendar:
4th Quarter 2018
The fourth quarter of a calendar year is made up of October, November, and December.
Employees who work for tips. If you received $20 or more in tips during September, report them to your employer. You can use Form 4070.
Individuals. If you have an automatic 6-month extension to file your income tax return for 2017, file Form 1040, 1040A, or 1040EZ and pay any tax, interest, and penalties due.
Corporations. File a 2017 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 6month extension. Otherwise, see April 17.
Employees who work for tips. If you received $20 or more in tips during October, report them to your employer. You can use Form 4070.
Employees who work for tips. If you received $20 or more in tips during November, report them to your employer. You can use Form 4070.
Corporations. Deposit the fourth installment of estimated income tax for 2018. A worksheet, Form 1120-W, is available to help you estimate your tax for the year.