Wis. Stat. § 788.09: Court confirmation award, time limit.

At any time within one year after the award is made any party to the arbitration may apply to the court in and for the county within which such award was made for an order confirming the award, and thereupon the court must grant such an order unless the award is vacated, modified or corrected under s. 788.10 or 788.11. Notice in writing of the application shall be served upon the adverse party or the adverse party’s attorney 5 days before the hearing thereof.