Appeal of criminal prosecutions; clarifying immunity provision for persons asserting certain claim; authorizing defendant to file motion to dismiss charges under certain circumstances. Effective date.

SB 637 amends Oklahoma law to clarify immunity for officers using deadly force and streamline related legal processes. It allows officers charged with unlawful deadly force to file a motion to dismiss charges before trial, and if denied, appeal directly to a county or district chief judge. The bill also updates appeal procedures so the state can challenge court rulings that find officers "not subject to criminal prosecution" under Section 732 of Title 21. This directly affects law enforcement officers facing criminal charges after using deadly force and the state’s ability to appeal pretrial dismissals.