(a)
Notwithstanding any other provision of law, this chapter shall become operative in a county only if the board of supervisors adopts the provisions of this chapter by ordinance.
(b)
The district attorney of each county shall review annually any diversion program established pursuant to this chapter, and no program shall continue without the approval of the district attorney. No person shall be diverted under a program unless it has been approved by the district attorney. Nothing in this subdivision shall authorize the prosecutor to determine whether a particular defendant shall be diverted.
(c)
As used in this chapter, “pretrial diversion” means the procedure of postponing prosecution either temporarily or permanently at any point in the judicial process from the point at which the accused is charged until adjudication.