If the due date falls on a Saturday, Sunday, or federal or state holiday, payment must be received by the Department on the next business day to be considered timely.
| Taxable Year End |
Estimated Payments
(F-1120ES)
|
Return
(F-1120A)
or Extension
(F-7004)
|
Extended
Return |
| 12/31 |
1st installment—04/30
2nd installment—06/30
3rd installment—09/30
4th installment—12/31
|
04/01 |
10/01 |
| 01/31 |
1st installment—05/31
2nd installment—07/31
3rd installment—10/31
4th installment—01/31
|
05/01 |
11/01 |
| 02/28(29) |
1st installment—06/30
2nd installment—08/31
3rd installment—11/30
4th installment—02/28(29)
|
06/01 |
12/01 |
| 03/31 |
1st installment—07/31
2nd installment—09/30
3rd installment—12/31
4th installment—03/31
|
07/01 |
01/01 |
| 04/30 |
1st installment—08/31
2nd installment—10/31
3rd installment—01/31
4th installment—04/30
|
08/01 |
02/01 |
| 05/31 |
1st installment—09/30
2nd installment—11/30
3rd installment—02/28(29)
4th installment—05/31
|
09/01 |
03/01 |
| 06/30 |
1st installment—10/31
2nd installment—12/31
3rd installment—03/31
4th installment—06/30
|
10/01 |
04/01 |
| 07/31 |
1st installment—11/30
2nd installment—01/31
3rd installment—04/30
4th installment—07/31
|
11/01 |
05/01 |
| 08/31 |
1st installment—12/31
2nd installment—02/28(29)
3rd installment—05/31
4th installment—08/31
|
12/01 |
06/01 |
| 09/30 |
1st installment—01/31
2nd installment—03/31
3rd installment—06/30
4th installment—09/30
|
01/01 |
07/01 |
| 10/31 |
1st installment—02/28(29)
2nd installment—04/30
3rd installment—07/31
4th installment—10/31
|
02/01 |
08/01 |
| 11/30 |
1st installment—03/31
2nd installment—05/31
3rd installment—08/31
4th installment—11/30
|
03/01 |
09/01 |
