Wis. Stat. § 283.61: Exemption for certain alcohol fuel production systems.

(1) Definitions. As used in this section:

(a) “Distillate waste product” has the meaning designated under s. 289.44 (1) (a).

(b) “Environmentally sound storage facility” has the meaning designated under s. 289.44 (1) (b).

(c) “Private alcohol fuel production system” has the meaning designated under s. 289.44 (1) (c).

(2) Exemption. No permit is required under this chapter for the owner of a private alcohol fuel production system to discharge or dispose of any distillate waste product if the waste product is stored in an environmentally sound storage facility and disposed of using an environmentally safe land spreading technique and the discharge or disposal is confined to the property of the owner.