Iowa Code § 455G.31: E-85 gasoline storage and dispensing infrastructure.

1. Ethanol blended gasoline shall be classified in the same manner as provided in section 214A.2.

2. Subject to section 455G.32, a retail dealer may use gasoline storage and dispensing infrastructure to store and dispense ethanol blended gasoline classified as E-9 or higher if the department, or the director of the department of inspections, appeals, and licensing under chapter 101, determines that the gasoline infrastructure is compatible with the classification of ethanol blended gasoline being used.