Iowa Sales Tax Rate 2026: 6% State, 6.94% Avg. Combined
Iowa’s state sales tax rate is 6%. Cities, counties and special districts add their own rates on top, so the total depends on where the order is delivered. The average combined state and local rate is 6.94%.
| Iowa sales tax (2026) | Rate |
|---|---|
| State rate | 6% |
| Average local rate | 0.94% |
| Average combined rate | 6.94% |
Rates as of July 1, 2026, from the Tax Foundation. The exact rate on an order depends on the delivery address. Look up the exact rate for any Iowa ZIP code with our sales tax calculator.
Iowa has a 6% state rate and taxes digital goods including SaaS. It is an SST member state, which simplifies registration for sellers onboarding to multiple states simultaneously. Local rates are relatively modest compared to many other states.
Quick Reference
Section titled “Quick Reference”| Criterion | Detail |
|---|---|
| State Rate | 6% |
| Economic Nexus Threshold | $100,000 gross sales (rolling 12 months) |
| Transaction Threshold | None |
| Digital Goods / SaaS | Taxable |
| Typical Filing Frequency | Quarterly |
| SST Member | Yes |
| Registration Portal | tax.iowa.gov (GovConnect) |
Economic Nexus
Section titled “Economic Nexus”For informational purposes only · Not legal or tax advice · Consult a licensed tax professional · Rules as of 2026
Iowa’s economic nexus threshold is $100,000 in gross sales into Iowa in the current or prior calendar year. Once exceeded, registration and collection are required.
Iowa eliminated its 200-transaction alternative threshold before 2025. Marketplace-facilitated sales count toward the threshold.
Tax Rate and Product Taxability
Section titled “Tax Rate and Product Taxability”Iowa sales tax calculator
Every rate that applies at a US ZIP code, worked out on your order.
Sales tax · Iowa 50309
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Collecting sales tax in Iowa and beyond?
GoodVat tracks your economic nexus in every state, registers you, charges the right rate on every order and files your returns.
Calculation only, not legal or tax advice. Verify with the state Department of Revenue before you file. State averages: Tax Foundation, July 1, 2026.
Iowa’s state rate is 6%. Iowa allows local option sales tax (LOST) which counties may impose:
- State: 6%
- Local option: typically 1% (most counties that have enacted a local option use 1%)
- Combined total in most Iowa cities: 7%
Not all Iowa counties have a local option tax. Check whether the destination county has enacted one.
Product Categories
Section titled “Product Categories”Taxable: Tangible personal property, digital goods (including SaaS), prepared food, most retail goods.
Exempt: Prescription drugs, most groceries, qualifying farm equipment, certain medical devices.
Grocery exemption: Iowa exempts most food items (food and food ingredients for home consumption). Candy, soft drinks, and prepared food remain taxable.
Digital Goods and SaaS
Section titled “Digital Goods and SaaS”Iowa taxes digital goods and SaaS. Iowa’s Department of Revenue has broadly applied sales tax to digital products:
- SaaS — taxable in Iowa; the right to access software is treated as a taxable service
- Downloaded software — taxable
- Digital content (music, ebooks, movies, streaming) — taxable
- Online subscriptions for digital services — taxable
Iowa’s digital goods taxability is relatively comprehensive. SaaS sellers crossing the $100,000 threshold have a clear collection obligation.
Registration
Section titled “Registration”Iowa is an SST member state. Register through the SSTRS at streamlinedsalestax.org for multi-state coverage including Iowa.
For Iowa-only registration:
- Go to the Iowa Department of Revenue portal: tax.iowa.gov
- Access GovConnect Iowa
- Register for a sales and use tax permit
- Provide EIN and business information
- You will receive an Iowa Permit Number
Registration is free.
Foreign Sellers
Section titled “Foreign Sellers”Iowa accepts foreign business registrations through GovConnect. A US EIN is required.
Filing Frequency and Deadlines
Section titled “Filing Frequency and Deadlines”| Annual Tax Liability | Filing Frequency |
|---|---|
| Less than $1,200 | Annual |
| $1,200–$6,000 | Quarterly |
| More than $6,000 | Monthly |
Quarterly due dates: Returns due on the last day of the month following the quarter end (April 30, July 31, October 31, January 31).
Returns are filed through GovConnect Iowa.
Compliance Notes
Section titled “Compliance Notes”Local option tax: Iowa’s local option sales tax is enacted county-by-county. Approximately 90% of Iowa’s population lives in counties that have enacted the 1% local option tax, so most of your Iowa orders will be at 7%. Verify whether specific destination counties have enacted the tax.
SST membership: Use the SSTRS for multi-state registration covering Iowa.
Digital sellers: Iowa taxes SaaS, so digital-only sellers with Iowa customers must register once they cross $100,000.
Amazon FBA: Verify whether your Iowa FBA inventory creates physical nexus — Amazon has fulfillment operations in Iowa.
Iowa Sales Tax FAQ
Section titled “Iowa Sales Tax FAQ”What is the sales tax rate in Iowa?
Section titled “What is the sales tax rate in Iowa?”Iowa’s state sales tax rate is 6%. Local taxes are added on top, and the average combined state and local rate is 6.94% (Tax Foundation, July 2026). The exact rate depends on the delivery address.
What is the Iowa economic nexus threshold?
Section titled “What is the Iowa economic nexus threshold?”Remote sellers must register and collect Iowa sales tax once they make more than $100,000 in gross sales into the state (rolling 12 months). There is no separate transaction-count threshold.
Is SaaS taxable in Iowa?
Section titled “Is SaaS taxable in Iowa?”Yes. Iowa generally taxes SaaS and digital goods. See the Digital Goods and SaaS section above for the details.
How often do you file sales tax in Iowa?
Section titled “How often do you file sales tax in Iowa?”Most sellers file quarterly. Iowa assigns your filing frequency when you register, based on how much tax you collect, so lower-volume sellers may file less often.