Iowa sales tax rate changes

Current Iowa chart

The current Iowa chart took effect July 1, 2026. It does not print an end date.

Every Iowa jurisdiction on the loaded file is on the Iowa rate chart.

• Iowa sales tax rate chart

Changes on the current Iowa chart

5 jurisdictions changed on the Effective Jul 1, 2026 chart, compared with the previous Iowa file.

The changes took effect July 1, 2026.

Upcoming Iowa changes

No upcoming Iowa rate change is on file.

What is monitored

Iowa Department of Revenue publishes the loaded sales tax chart for Iowa.

The in-force chart is Effective Jul 1, 2026, effective July 1, 2026. The chart does not print an end date. It stays current until a newer official chart for this state replaces it. The retrieval check is not that effective date. The loaded file is a spreadsheet.

The loaded file has 1136 jurisdiction rows.

A refresh fails closed. When the file cannot be read, or two readings disagree, the period is blocked and no rate is filled in.

This note does not calculate tax on a sale.

Official Iowa sources

These are official Iowa Department of Revenue pages. The current rate file is found from these pages. A direct rate-file address is not linked here.

• Iowa Local Option Sales Tax (LOST)
• Iowa Sales and Use Tax Guide
• Updates to Iowa Local Option (LOST) Tax Jurisdictions

How the chart is checked

A refresh fails closed. When the file cannot be read, or two readings disagree, the period is blocked and no rate is filled in.

Nothing in this note is estimated. When a displayed figure disagrees with the official publication, the publication wins. That rule is recorded under corrections.

Rate monitoring is not a tax calculation

This note reports how the Iowa publication is monitored. It does not calculate tax on a cart, invoice, ZIP code, or address, and it does not file a return.

Monitor Iowa

Monitoring follows the official publication. The sample report shows the shape of a change row.

• Monitor Iowa
• Sample report