Rule 12.6 - Custodial Taking of Property Pursuant to Arrest; Vehicles(a) Things not subject to seizure which are found in the course of a search of the person of an accused may be taken from his possession if reasonably necessary for custodial purposes. Documents or other records may be read or otherwise examined only to the extent necessary for such purposes, including identity checking and ensuring the physical well-being of the person arrested. Disposition of things so taken shall be made in accordance with Rule 15 hereof.(b) A vehicle impounded in consequence of an arrest, or retained in official custody for other good cause, may be searched at such times and to such extent as is reasonably necessary for safekeeping of the vehicle and its contents.