(1)    In this section:

      (a)    “Law enforcement agency” has the meaning given in s. 165.77 (1) (b) and includes a tribal law enforcement agency, as defined in s. 165.83 (1) (e).

      (b)    “Member of the clergy” has the meaning given in s. 48.981 (1) (cx).

      (c)    “School” means a public, private, or tribal elementary or secondary school.

   (2)   

      (a)    Any person listed under s. 48.981 (2) (a) shall report as provided in sub. (3) if the person believes in good faith, based on a threat made by an individual seen in the course of professional duties regarding violence in or targeted at a school, that there is a serious and imminent threat to the health or safety of a student or school employee or the public.

      (b)    A court-appointed special advocate under s. 48.236 shall report as provided under sub. (3) if he or she believes in good faith, based on a threat made by a child seen in the course of activities under s. 48.236 (3) regarding violence in or targeted at a school, that there is a serious and imminent threat to the health or safety of a student or school employee or the public.

      (c)   

         1.    Except as provided in subd. 2., a member of the clergy shall report as provided in sub. (3) if the member of the clergy believes in good faith, based on a threat of violence in or targeted at a school made by an individual seen in the course of professional duties, that there is a serious and imminent threat to the health or safety of a student or school employee or the public.

         2.    A member of the clergy is not required to report a threat of violence that he or she receives solely through confidential communications made to him or her privately or in a confessional setting if he or she is authorized to hear or is accustomed to hearing such communications and, under the disciplines, tenets, or traditions of his or her religion, has a duty or is expected to keep those communications secret. Those disciplines, tenets, or traditions need not be in writing.

   (3)   A person required to report under sub. (2) shall immediately inform, by telephone or personally, a law enforcement agency of the facts and circumstances contributing to the belief that there is a serious and imminent threat to the health or safety of a student or school employee or the public.

   (4)   Any person or institution participating in good faith in the making of a report under this section shall have immunity from any liability, civil or criminal, that results by reason of the action. Any health care provider, as defined in s. 146.81 (1), who believes in good faith and in his or her professional judgment that a report is not required under this section shall have immunity from any civil liability or criminal penalty for not making such a report. For the purpose of any proceeding, civil or criminal, the good faith of any person reporting under this section shall be presumed.

   (5)   Whoever intentionally violates this section by failure to report as required may be fined not more than $1,000 or imprisoned not more than 6 months or both.