Iowa: Sales Tax Handbook
Calendar of Iowa Sales Tax Filing Dates
Depending on the volume of sales taxes you collect and the status of your sales tax account with Iowa, you may be required to file sales tax returns on a monthly, semi-monthly, quarterly, semi-annual, or annual basis.
On this page we have compiled a calendar of all sales tax due dates for Iowa, broken down by filing frequency. The next upcoming due date for each filing schedule is marked in green.
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SEMI-MONTHLY FILING
| Filing Period | Due Date | Extended Due Date | January (1-15) | January 25 | January 26 | January (16-31) | February 10 | February 10 | February (1-15) | February 25 | February 25 | February (16-29) | March 10 | March 10 | March (1-15) | March 25 | March 25 | April (1-15) | April 25 | April 27 | March (16-31) | April 30 | April 30 | April (16-30) | May 10 | May 11 | May (1-15) | May 25 | May 26 | May (16-31) | June 10 | June 10 | June (1-15) | June 25 | June 25 | July (1-15) | July 25 | July 27 | June (16-30) | July 31 | July 31 | July (16-31) | August 10 | August 10 | August (1-15) | August 25 | August 25 | August (16-31) | September 10 | September 10 | September (1-15) | September 25 | September 25 | October (1-15) | October 25 | October 26 | September (16-30) | October 31 | November 2 | October (16-31) | November 10 | November 10 | November (1-15) | November 25 | November 25 |
|---|---|---|
| November (16-30) | December 10 | December 10 1 |
| December (1-15) | December 25 | December 28 | December (16-31) | January 31 | February 1 |
QUARTERLY FILING
| Filing Period | Due Date | Extended Due Date | Q1 (Jan - Mar) | April 30 | April 30 | Q2 (Apr - Jun) | July 31 | July 31 | Q3 (Jul - Sep) | October 31 | November 2 | Q4 (Oct - Dec) | January 31 | February 1 |
|---|
MONTHLY FILING
| Filing Period | Due Date | Extended Due Date | January | February 20 | February 20 | February | March 20 | March 20 | March | April 30 | April 20 | April | May 20 | May 20 | May | June 20 | June 22 | June | July 31 | July 22 | July | August 20 | August 20 | August | September 20 | September 21 | September | October 31 | November 2 | October | November 20 | November 20 |
|---|---|---|
| November | December 20 | December 21 1 | December | January 31 | February 1 |
ANNUAL FILING
| Filing Period | Due Date | Extended Due Date | 2015 | January 31 | February 1 |
|---|
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