(A) The department must cooperate with law enforcement agencies within the area it serves and establish procedures necessary to facilitate the referral of child protection cases to the department.

(B)(1) Where the facts indicating abuse or neglect also appear to indicate a violation of criminal law, the department must notify the appropriate law enforcement agency of those facts within twenty-four hours of the department’s finding for the purposes of police investigation. The law enforcement agency must file a formal incident report at the time it is notified by the department of the finding.

(2) When the intake report is of alleged sexual abuse, the department must notify the appropriate law enforcement agency within twenty-four hours of receipt of the report to determine if a joint investigation is necessary. The law enforcement agency must file a formal incident report at the time it is notified of the alleged sexual abuse.

(C) The law enforcement agency must provide to the department copies of incident reports generated in any case reported to law enforcement by the department and in any case in which the officer responsible for the case knows the department is involved with the family or the child. The law enforcement officer must make reasonable efforts to advise the department of significant developments in the case, such as disposition in summary court, referral of a juvenile to the Department of Juvenile Justice, arrest or detention, trial date, and disposition of charges.

(D) The department must include in its records copies of incident reports provided under this section and must record the disposition of charges.