OAR 137-140-0060: Storage and Preservation of Biological Evidence

(1) Custodians shall use best evidence practices when storing and preserving biological evidence. (2) Custodians should consider such factors as environmental and ambient conditions when storing biological evidence in order to ensure the isolation, security and integrity of the evidence for future DNA testing through the retention periods specified in ORS 133.717 and these administrative rules. Custodians should contact the Oregon State Police Forensic Services Division for questions about appropriate techniques for storing unique items of biological evidence.