{"data":{"id":"us/42-cfr-423.851","jurisdiction":"us","citation":"42 CFR 423.851","heading":"Scope.","body":"This subpart sets forth—the rights of beneficiaries to a choice of at least two sources of qualified prescription drug coverage; requirements and limitations on the bid submission, review and approval of fallback prescription drug plans, and the determination of enrollee premium and plan payments for these plans.","path":["Title 42—Public Health","CHAPTER IV—CENTERS FOR MEDICARE \u0026 MEDICAID SERVICES, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER B—MEDICARE PROGRAM","PART 423—VOLUNTARY MEDICARE PRESCRIPTION DRUG BENEFIT","Subpart Q—Guaranteeing Access to a Choice of Coverage (Fallback Prescription Drug Plans)"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-42.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:11Z","sha256":"5d681450dbb73f2463327ea6fa2983df6e7a4f3db2e4c1cc72b280741931228b","source_id":"us-cfr","stale":true,"prev":"us/42-cfr-423.800","next":"us/42-cfr-423.855"},"notice":"GroundRules: Original legal text. Not legal advice."}