If you or your tax professional has filed an extension, please note the following deadlines for filing 2016 tax returns:
Partnership Returns Form 1065:
- Original Due Date: March 15
- Extension Due Date: September 15
S Corp (calendar year) Form 1120S
- Original Due Date: March 15
- Extension Due Date: September 15
Trust and Estate Form 1041
- Original Due Date: April 15
- Extension Due Date: September 30
C Corporation (calendar year) Form 1120
- Original Due Date: April 15
- Extension Due Date: September 15 (note: due date before Jan 1, 2026)
- Extension Due Date: October 15 (note: due date after Dec 31, 2025)
C Corp Fiscal year End other than Dec 31 or June 30
- Original Due Date: 15th day of 4th month after year-end
- Extension Due Date: 10th month after year-end
Individual Form 1040
- Original Due Date: April 15
- Extension Due Date: October 15
If extensions were filed with your states, please see that states department of revenue to obtain extension due dates as each can vary considerably.
If you have any questions with regard to tax extensions, amendments, or payments, please contact Mike at mike@cogcpa.com.