Microfilm used for archival or security purposes must meet or exceed the technical standards for quality, density, resolution, and definition of the American National Standards Institute (ANSI) as required by law. The master negatives of such film shall not be used for making use copies and shall be stored off-site. Microfilm records must be indexed. The clerk shall periodically check and certify that a microform record is a true and accurate duplication of the original record. [Ord. FY2010-02 §2, 2009].