Iowa Biodiesel Board
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Iowa is the #1 Biodiesel Producing State

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Leading the Way with Successful State Policy

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Improving Iowa's Economy, One Tank at a Time

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Made from Iowa's Agricultural Byproducts and Co-products

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The Vast Majority of U.S. Vehicle Manufacturers Support B20

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Latest News

May 20, 2026

Western Iowa Energy among producers responding to RFS renewable volume obligations and 45Z production 

April 6, 2026

Targeted clarifications will make the credit workable and effective, trade association says

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Education & Projects

Iowa Biodiesel Board 45Z Formal Comments to Treasury

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Iowa Biodiesel Board Response to EPA Clean School Bus Program Request for Information

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On-Farm Biodiesel Credit Program

Farmers an earn up to 50 cents per gallon for using biodiesel on the farm! This program is jointly funded by the Iowa Renewable Fuels Assoc., Iowa Soybean Assoc. and Iowa Biodiesel Board

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Iowa Biodiesel

Iowa is the nation’s top biodiesel-producing state. The Iowa biodiesel industry provides many benefits in the form of green jobs, economic activity and energy security leadership.

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Biodiesel: Driving Iowa Forward

From farmers to producers to users, IBB represents the entire supply chain.

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