US lawOklahomaRegulationsTitle 310 โ OKLAHOMA STATE DEPARTMENT OF HEALTHChapter 657310:657-27-4OAC 310:657-27-4Maintenance of recordsYear: 2026Length: 18 wordsOfficial source Cite as Okla. Admin. Code ยง 310:657-27-4A Plan shall maintain records or information used to prepare required reports for at least five (5) years.PreviousOAC 310:657-27-3NextOAC 310:657-27-5