Note: A single label may be used to refer to multiple grades of fuel, provided all of the requirements of this section are met.
Note: Reformulated gasoline is defined in section 285.37 (1) of the Statutes, as gasoline formulated to reduce emissions of volatile organic compounds and toxic air pollutants as provided in 42 USC 7545 (k) (1) to (3). The addition of an oxygenate to a fuel alone does not create a reformulated gasoline, other criteria specified in the law must also be met.
Note: Section 168.11 (1) (b) 1 of the Statutes reads as follows: "A device that dispenses a gasoline-ethanol fuel blend for sale at retail shall be marked or labeled with the percentage of ethanol at all times when the product is offered for sale."
Note: Under chapter ATCP 93, fuel dispensers that are installed after February 1, 2009, must use a separate fueling nozzle and hose for dispensing any ethanol-blended motor fuels of more than 10 percent ethanol by volume, such as E-85, E-30, E-20, and E-15.
Note: Under section 168.14 (2m) (c) of the Statutes, any fuel that is represented, advertised, labeled, or otherwise promoted for sale as being a blend of biodiesel and petroleum-based diesel fuel must be at least 2 percent biodiesel fuel by volume.
Wis. Admin. Code Department of Agriculture, Trade and Consumer Protection ATCP 94.300
Chapter ATCP 93 has detailed requirements that apply when converting a fuel tank to storage of fuel containing more than 10 percent ethanol by volume and more than five percent biodiesel by volume. Those requirements address cleaning the tank, tightness testing, and equipment compatibility.