Important tax deadlines fall on September 15. Check this list to see if any apply to you or your business.
- The third quarter installment of 2011 estimated income tax is due for individuals.
- September 15 is the filing deadline for 2010 tax returns for calendar-year corporations that received an extension of the March 15 filing deadline.
- September 15 is the filing deadline for 2010 partnership tax returns that had an extension of the April 18 filing deadline.
- The third installment of 2011 estimated tax is due for calendar-year trusts and estates.
Contact our office if you need more information or filing assistance.