{"data":{"id":"us/21-cfr-830.50","jurisdiction":"us","citation":"21 CFR 830.50","heading":"Changes that require use of a new device identifier.","body":"(a) Whenever you make a change to a device that is required to bear a unique device identifier (UDI) on its label, and the change results in a new version or model, you must assign a new device identifier to the new version or model.\n(b) Whenever you create a new device package, you must assign a new device identifier to the new device package.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER H—MEDICAL DEVICES","PART 830—UNIQUE DEVICE IDENTIFICATION","Subpart B—Requirements for a Unique Device Identifier"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"0321ae1e7bc43475bc5f2b98dee8e1ee3450bf6b93d4f3bca87d7597bce3f679","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-830.40","next":"us/21-cfr-830.60"},"notice":"GroundRules: Original legal text. Not legal advice."}