This Division shall not be applicable to motor vehicles of whatever nature, to controlled dangerous substances as defined by Article 27, Section 276 through 302, Annotated Code of Maryland, or to property acquired for use by the Police Department. The Chief of Police, or his designee, is authorized to extend the period of police custody of property: Until the completion of a pertinent criminal investigation or prosecution; or Where there is reasonable belief that the property is stolen or that the owner may be located; or Other good and reasonable cause.