34 U.S.C. § 20342 — Federal immunity

(1) In general even if any other provision of law, any individual making a good faith report to appropriate authorities of a suspected or known instance of child abuse or neglect, or who otherwise, in good faith, provides information or assistance, including medical evaluations or consultations, in connection with a report, investigation, or legal intervention under a good faith report of child abuse or neglect must not be subject to civil liability or criminal prosecution, under any Federal law, rising from making such report or providing such information or assistance.
(2) Presumption of good faith In a Federal civil action or criminal prosecution brought against a person based on the person’s reporting a suspected or known instance of child abuse or neglect, or providing information or assistance for such a report, as described in paragraph (1), there must be a presumption that the person acted in good faith.
(3) Costs If the defendant prevails in a Federal civil action described in paragraph (2), the court may award costs and reasonable attorney’s fees incurred by the defendant.