Special District 98199 sales tax rate, Iowa

Rates on 2026-10-22

As published in Iowa's Streamlined Sales Tax rate file. Rates are fractions of the sale price.

Identification

ZIP codes whose 5-digit ZIP record assigns it (471)

From Iowa's boundary file. A ZIP record carries the jurisdictions the state assigns to the ZIP as a whole; inside a ZIP, address and ZIP+4 records can assign other jurisdictions, and this one can also apply in parts of ZIPs not listed here. Each ZIP page shows every set of jurisdictions in the ZIP.

Sources

• Streamlined Sales Tax rate file, Iowa — Streamlined Sales Tax Governing Board (file posted by the state). IAR2025Q3MAY30.zip, effective quarter 2025Q3, source date 2026-01-22. https://www.streamlinedsalestax.org/ratesandboundry/Rates/IAR2025Q3MAY30.zip
• Streamlined Sales Tax boundary file, Iowa — Streamlined Sales Tax Governing Board (file posted by the state). IAB2026Q4AUG31.zip, effective quarter 2026Q4, source date 2026-09-01. https://www.streamlinedsalestax.org/ratesandboundry/Boundary/IAB2026Q4AUG31.zip
• Published by Olympus on Oct 21, 2026.
• Source: the Streamlined Sales Tax Governing Board rate and boundary files, as posted by each member state. The Streamlined Sales Tax Governing Board does not certify Olympus or its use of the data; Olympus is not a Certified Service Provider.

Get this data from the API

The same figures, with provenance on every value, from the API (free API key, reference).

curl -s "https://api.olympus.new-odyssey.com/v1/sales-tax/states/IA/jurisdictions?level=special" -H "X-API-Key: $OLYMPUS_API_KEY"

curl -s "https://api.olympus.new-odyssey.com/v1/sales-tax/states/IA/jurisdictions?level=special"

Related pages

• Iowa: every sales tax rate — state page
• ZIP code 50006 sales tax rates
• ZIP code 50014 sales tax rates
• ZIP code 50020 sales tax rates
• ZIP code 50022 sales tax rates
• ZIP code 50025 sales tax rates
• ZIP code 50026 sales tax rates
• ZIP code 50027 sales tax rates
• ZIP code 50028 sales tax rates
• ZIP code 50029 sales tax rates
• ZIP code 50033 sales tax rates
• ZIP code 50034 sales tax rates
• ZIP code 50036 sales tax rates

About this data

• Sales tax lookup by address (free)
• US Sales Tax Rates API
• API reference
• Methodology: sources, checks and limits
• Coverage and sources