Wisconsin Statutes Civil Procedure (Ch. 799 to 847) § 813.06. Security for damages

In proceedings under s. 767.225 the court or judge may, and in all other proceedings except proceedings under ss. 813.12, 813.122, 813.125 and 823.113 the court or judge shall, require a bond of the party seeking an injunction, with sureties, to the effect that he or she will pay to the party enjoined such damages, not exceeding an amount to be specified, as he or she may sustain by reason of the injunction if the court finally decides that the party was not entitled thereto. Copies of such bond, affidavit or other pleading shall be served upon the party enjoined and the officer serving the same shall, within 8 days after such service, file his or her return in the office of the clerk of the court.