Wis. Stat. § 74.55: Action to collect delinquent personal property taxes.

(1) Civil action. Delinquent personal property taxes, together with any interest and penalty under s. 74.47, may be recovered by the taxation district in a civil action, including an action under ch. 799, if the action is brought within 6 years after the January 1 of the year in which the taxes are required to be paid.

(2) Certain property not exempt from execution. In a proceeding to enforce a judgment rendered in an action under this section to recover delinquent personal property taxes, the personal property on which the taxes were delinquent is not exempt from execution under s. 815.18.