Nevada Revised Statutes Title 4. Witnesses and Evidence § 52.415. Authentication of copies

The content of records of a casino or hotel, if otherwise admissible, may be proved by a copy of the record which is authenticated by a custodian of the records of a casino or hotel in a signed affidavit. The custodian must verify in the affidavit that the copy is a true and complete reproduction of the original record of a hotel or casino and that the original record was made at or near the time of the act or event concerning which information was recorded, by or from information transmitted by a person with knowledge of the act or event, and in the course of a regularly conducted activity. The affidavit required by this section must be substantially in the form prescribed in subsection 3 of NRS 52.260.