A bill for an act modifying the sales or use tax refund for biodiesel production.

This Iowa bill modifies the state tax refund program specifically for biodiesel producers. The legislation increases the refund rate from four cents to five cents per gallon of biodiesel produced within the state. It also extends the expiration date for this tax benefit from January 1, 2028, to January 1, 2031. These adjustments apply to the total number of gallons produced by eligible producers during each quarter of a calendar year.