(a) An official publisher of legal material in an electronic record that is or was designated as official under Section 4 of this Act shall provide for the preservation and security of the record in an electronic form or a form that is not electronic.
     (b) If legal material is preserved under subsection (a) in an electronic record, the official publisher shall:
         (1) ensure the integrity of the record;
         (2) provide for backup and disaster recovery of the
    
record; and
        (3) ensure the continuing usability of the material.