Corporate Income Tax Calendar
| 2012: |
|---|
| January 12 · February 12 · March 12 · April 12 · May 12 · June 12 · July 12 · August 12 · September 12 · October 12 · November 12 · December 12 |
2012
January 15
Important note: Because Monday, January 15 falls on a Sunday and January 16 is a state holiday, any return, tax payment, or other required action is not due until Tuesday, January 17
- 4th quarter installment for 2011 estimated income tax is due for calendar year-end taxpayers.
April 15
Important note: Because April 15 falls on a Sunday, and Monday, April 16, is Emancipation Day, a legal holiday in the District of Columbia that affects the entire nation, the deadline is extended to April 17
- 1st quarter installment for 2012 estimated income tax is due for calendar year-end taxpayers.
- Annual corporation income tax return and tax are due for 2011 calendar year-end taxpayers. [Note: This date does not apply to a corporation that is a tax-exempt entity or cooperative. See May 15 and September 15.]
May 15
- Annual corporation income tax return and tax are due for 2011 calendar year-end tax-exempt corporations that are required to report unrelated business taxable income.
June 15
- 2nd quarter installment for 2012 estimated income tax is due for calendar year-end taxpayers.
September 15
Important note: Because September 15 falls on a Saturday, any return, tax payment, or other required action is not due until Tuesday, September 17
- 3rd quarter installment for 2012 estimated income tax is due for calendar year-end taxpayers.
- Annual corporation income tax return and tax are due for 2011 calendar year-end cooperatives.
