(a) When during an investigation of a report of suspected child abuse or neglect a representative of the department conducts an interview with or an examination of a child, the department shall make a reasonable effort before 24 hours after the time of the interview or examination to notify each parent of the child and the child’s legal guardian, if one has been appointed, of the nature of the allegation and of the fact that the interview or examination was conducted.
(b) If a report of suspected child abuse or neglect is administratively closed by the department as a result of a preliminary investigation that did not include an interview or examination of the child, the department shall make a reasonable effort before the expiration of 24 hours after the time the investigation is closed to notify each parent and legal guardian of the child of the disposition of the investigation.

(c) The notice required by Subsection (a) or (b) is not required if the department or agency determines that the notice is likely to endanger the safety of the child who is the subject of the report, the person who made the report, or any other person who participates in the investigation of the report.
(d) The notice required by Subsection (a) or (b) may be delayed at the request of a law enforcement agency if notification during the required time would interfere with an ongoing criminal investigation.