990 Accountant - Here you'll find comprehensive information about nonprofit organizations and IRS form 990 nonprofit software.
   

Filing Information

Tax Return

Return Due By 1st Extension 2nd Extension
Form 1065:
Partnership & LLC
15th day of 4th month
following close of tax year.
Form 8736
extends deadline 3 months.
Form 8800
extends for additional 3 months.
Forms 1120 & 1120S:
Corporations
15th day of 3rd month
following close of tax year.
Form 7004
extends deadline
6 months.
N/A
Form 1041:
Estates & Trusts
15th day of 4th month
following close of tax year.
Estates: Form 2758
Trusts: Form 8736
Extends deadline 
3 months.
Estates: Form 2758
Trusts: Form 8800
Extends deadline 
3 months.
Form 706: Estates 9 months after decedent's
date of death.
Form 4768
extends deadline
6 months.
N/A
Form 709: Gift Tax April 15th following
year of gift.
Form 4868
extends deadline
4 months.
Form 2688
extends for 
2 additional months.
Form 990:
Exempt Organizations
15th day of 5th month
following close of tax year.
Form 2758
extends deadline 3 months.
Form 2758
extends for 
3 additional months.

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