(a) An amicus attorney may not:
(1) offer an opinion regarding conservatorship or possession of or access to a child subject to a suit;
(2) engage in ex parte communications with the court;
(3) be compelled to produce attorney work product developed during the appointment as an amicus attorney;
(4) except as required under Section 107.0265(c)(1)(J) or (K), be required to disclose the source of any information;
(5) submit a report into evidence; or
(6) testify in court, except:
(A) as authorized under Rule 3.08, Texas Disciplinary Rules of Professional Conduct; or
(B) as necessary for the court to make a determination relating to the qualifications, conflicts of interest, bias, or removal of the amicus attorney.
(b) Subsection (a) does not apply to the duty of an attorney to report child abuse or neglect under Section 261.101.