Relating to missing persons.

Authorizes peace officer to issue investigative subpoena or request order from circuit court for information regarding missing individual if specified standards are met . Removes authority for peace officer to request investigative subpoena from circuit court. Provides that person may respond to subpoena or court order by asserting right against self-incrimination or any other right . Provides that person receiving subpoena or court order may apply to circuit court for relief. Requires that subpoena or court order provide notice of certain rights. Provides that immunity applies only to criminal investigation or prosecution of missing individual.