Wis. Stat. § 94.77: Penalties.

(1) Any person who violates any provision of this chapter for which a specific penalty is not prescribed, or an order issued or rule promulgated under such a provision, may be fined not more than $1,000 for the first offense and may be fined not less than $500 nor more than $5,000 or imprisoned for not more than 6 months or both for each subsequent offense.

(2) In lieu of the criminal penalty under sub. (1), a person who violates any provision of this chapter for which a specific penalty is not prescribed, or an order issued or rule promulgated under such a provision, may be required to forfeit not less than $200 nor more than $5,000 or, for an offense committed within 5 years of an offense for which a penalty has been assessed under this section, may be required to forfeit not less than $400 nor more than $10,000.

(3) The department may seek an injunction restraining any person from violating this chapter or a rule promulgated under this chapter.