Wis. Stat. § 187.02

Every existing church, congregation or religious society heretofore incorporated is hereby established and confirmed and shall continue to be governed by the statutes now applicable thereto, notwithstanding the same are repealed by this statute, in the same manner as if not so repealed, until organized under this chapter; and every such church, congregation and society may, by five or more of its members thereunto duly authorized by and acting for all its members at the time, become a corporation under this chapter by making and recording the certificate provided herein, with an additional statement therein of the name by which such society and the corporation connected with it has before that time been known and called and that such society and corporation are reorganized under this chapter; but such reorganization shall not work a change of the ecclesiastical connection of any such society.