Nothing in sections 109.200 to 109.310 shall be construed to:
(1) Prohibit the establishment or sharing of local records centers or records holding areas by local governmental agencies;
(2) Prohibit the establishment of regional state records centers to service the state's most populous areas, or
(3) Authorize disposal of records without audit or inspection when such is required by law, statute, ordinance, charter, or local policies and practices;
(4) Divest local officials of the authority to reproduce existing records so long as no unauthorized disposition is made of existing records.