Read the chart below to find out when your tax return is due. If the due date falls on a weekend or
legal holiday, the due date is extended to the next business day.
Monthly, Quarterly, Annual
Monthly due dates
| Return Period |
Due Date |
5% Penalty Begins |
15% Penalty Begins |
25% Penalty Begins |
| January |
2/25/2009 |
2/26/2009 |
4/1/2009 |
5/1/2009 |
| February |
3/25/2009 |
3/26/2009 |
5/1/2009 |
6/2/2009 |
| March |
4/25/2009 |
4/28/2009 |
6/2/2009 |
7/1/2009 |
| April |
5/25/2009 |
5/27/2009 |
7/1/2009 |
8/1/2009 |
| May |
6/25/2009 |
6/26/2009 |
8/1/2009 |
9/1/2009 |
| June |
7/25/2009 |
7/28/2009 |
9/1/2009 |
10/1/2009 |
| July |
8/25/2009 |
8/26/2009 |
10/1/2009 |
11/3/2009 |
| August |
9/25/2009 |
9/26/2009 |
11/3/2009 |
12/1/2009 |
| September |
10/25/2009 |
10/27/2009 |
12/1/2009 |
1/1/2010 |
| October |
11/25/2009 |
11/26/2009 |
1/1/2010 |
2/2/2010 |
| November |
12/25/2009 |
12/29/2009 |
2/2/2010 |
3/2/2010 |
| December |
1/25/2010 |
1/26/2010 |
3/2/2010 |
4/1/2010 |
Quarterly due dates
| Return Period |
Due Date |
5% Penalty Begins |
15% Penalty Begins |
25% Penalty Begins |
| Quarter 1 |
4/30/2009 |
5/1/2009 |
6/2/2009 |
7/1/2009 |
| Quarter 2 |
7/31/2009 |
8/1/2009 |
9/1/2009 |
10/1/2009 |
| Quarter 3 |
10/31/2009 |
11/3/2009 |
12/1/2009 |
1/1/2010 |
| Quarter 4 |
1/31/2010 |
2/2/2010 |
3/2/2010 |
4/1/2010 |
Annual due dates
Annual due dates are listed below for the Combined Excise Tax Return, Business & Occupation Activities Return, Retailing and Other Activities Return and Sales Tax Remittance
Effective January 1, 2009, the Sales Tax Remittance Return (STR) was discontinued. If you used this return you may E-file or use the Retailing & Other Activities Return.
| Return Period |
Due Date |
5% Penalty Begins |
15% Penalty Begins |
25% Penalty Begins |
| Annual |
1/31/2010 |
2/2/2010 |
3/2/2010 |
4/1/2010 |