{"data":{"id":"us/21-cfr-170.240","jurisdiction":"us","citation":"21 CFR 170.240","heading":"Part 4 of a GRAS notice: Self-limiting levels of use.","body":"In circumstances where the amount of the notified substance that can be added to food is limited because food containing levels of the notified substance above a particular level would become unpalatable or technologically impractical, in Part 4 of your GRAS notice you must include data and information on such self-limiting levels of use.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER B—FOOD FOR HUMAN CONSUMPTION","PART 170—FOOD ADDITIVES","Subpart E—Generally Recognized as Safe (GRAS) Notice"],"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":"3e30d7f4dd380f60be9984119db83f768dfa336838e5dc317e0bc15dd9f720b8","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-170.235","next":"us/21-cfr-170.245"},"notice":"GroundRules: Original legal text. Not legal advice."}