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Federal and State Taxes


Below is a list of popular forms and publications. To access them, go to the IRS website and search using the text in the list below.  

8849 – Claim For Refund of Excise Taxes

Schedule 1 – Nontaxable Use of Fuels
Schedule 2 - Sales by Registered Ultimate Vendors
Schedule 3 - Certain Fuel Mixtures and the Alternative Fuel Credit
Schedule 5 - Section 4081(e) Claims
Schedule 6 - Other Claims
Schedule 8 – Registered Credit Card Issuers

Form 720 – Quarterly Federal Excise Tax Return
Form 2290 – Heavy Highway Vehicle Use Tax Return
Form 4136 – Credit For Federal Tax Paid on Fuels
Form 637 – Application For Registration (Certain Excise Tax Activities)

Popular 637 Designations: M (blender), UV (Ultimate Vendor), UP (Ultimate Vendor of Kerosene Sold Through A Blocked Pump)

Form 8911 – Alternative Fuel Vehicle Refueling Credit
Publication 510 – Excise Taxes Including Fuel Tax Credits and Refunds (appendix includes IRS Model Certificates A – S)


Iowa Department of Revenue

Hoover State Office Building
1305 E. Walnut
Des Moines IA 50319
Phone: 515-281-3114 or 1-800-367-3388
Website: www.iowa.gov/tax

Iowa Fuel Tax Rates

The Iowa Department of Revenue adjusts certain motor fuel excise tax rates annually.  Excise tax adjustments are made effective on July 1.  The following excise tax rates are effective through June 30, 2019.

Fuel Type Description

Fuel Tax Rates through June 30, 2019





Ethanol Blended Gasoline




Diesel (includes B10 and lower blends)


Biodiesel B11 or Higher


Aviation Gasoline


Aviation Jet


Liquefied Petroleum Gas (LPG)

$0.300/ gal

Liquefied Natural Gas (LNG)


Compressed Natural Gas (CNG)


State Motor Fuel Excise Tax Information

Popular State Motor Fuel Excise Tax Forms

State Tax Credits:  Iowa Department of Revenue Tax Credit Forms Search

  • Form 135 – E85 Promotion Tax Credit
  • Form 137 – Ethanol Promotion Tax Credit (Iowa RFS)
  • Form 138 – E15 Plus Promotion Tax Credit (Includes E15-E69)
  • Form 148 – Tax Credit Schedule
  • Form 8864 – Biodiesel Blended Tax Credit

State Sales Tax Information

Sales and Retailer's Use Tax Information

Local Option Tax

 Local Option Tax Information Including Jurisdictions

Property Tax Information

Iowa Property Tax Overview


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