(a) 75 years after case closed for cases involving crimes with no statutes of limitations, purge;
(b) until cleared for missing persons reports, purge;
(c) until statute of limitations expires for all other cases, purge.
Exception: In the event of a subpoena, audit, legal hold, public records or similar state or federal information request, halt until further instructed any scheduled disposal activities, including purging or transferring material to University Archives.