All statements, complaints, requests or other written materials filed pursuant to this chapter and any rulings, opinions, judgments, transcripts or other official papers prepared pursuant to this chapter shall be preserved for a period of at least five years from the date of filing or preparation, as the case may be.
('74 Code, § 9-11) (Ord. 355-1987, passed 2-23-87; Am. Ord. 578-1991, passed 9-23-91)