US lawFederal (United States)RegulationsTitle 42 CFR — Public HealthChapter IV — CENTERS FOR MEDICARE & MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICESPart 457 — ALLOTMENTS AND GRANTS TO STATESSubpart B — General Administration—Reviews and Audits; Withholding for Failure to Comply; Deferral and Disallowance of Claims; Reduction of Federal Medical Payments457.23842 C.F.R. § 457.238Documentation of payment rates.Last amended: 2017Year: 2026Length: 17 wordsOfficial source Cite as 42 C.F.R. § 457.238 (2026)The CHIP agency must maintain documentation of payment rates and make it available to HHS upon request.Previous42 C.F.R. § 457.236