HB 3123 modifies the Code of Criminal Procedure to clarify the role and responsibilities of personal bond and pretrial supervision offices. The bill permits counties and judicial districts to establish such offices to assist courts in evaluating defendants for personal bond release. It also allows these offices to provide pretrial rehabilitative services, indigent legal services monitoring, and mental health coordination. The legislation seeks to enhance the efficiency and fairness of the pretrial process by ensuring defendants receive appropriate supervision and support​.