Wisconsin Statutes Social Services (Ch. 46 to 58) § 54.18. General duties and powers of guardian; limitations; immunity

(1) A ward retains all his or her rights that are not assigned to the guardian or otherwise limited by statute. A guardian acting on behalf of a ward may exercise only those powers that the guardian is authorized to exercise by statute or court order. A guardian may be granted only those powers necessary to provide for the personal needs or property management of the ward in a manner that is appropriate to the ward and that constitutes the least restrictive form of intervention.

(2) A guardian shall do all of the following:

(3) No guardian may do any of the following:

(4) A guardian of the person or of the estate is immune from civil liability for his or her acts or omissions in performing the duties of the guardianship if he or she performs the duties in good faith, in the best interests of the ward, and with the degree of diligence and prudence that an ordinarily prudent person exercises in his or her own affairs.