{"data":{"id":"us/21-cfr-510.203","jurisdiction":"us","citation":"21 CFR 510.203","heading":"Initiation of a proceeding to establish or amend an import tolerance.","body":"(a) Any interested person may request that the Commissioner establish or amend an import tolerance. Such a request must be in the form specified in § 510.205 of this chapter.\n(b) The Commissioner may initiate a proceeding to establish or amend an import tolerance on his or her own initiative pursuant to § 10.25(b) of this chapter.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS","PART 510—NEW ANIMAL DRUGS","Subpart C—Import Tolerances for Residues of Unapproved New Animal Drugs in Food"],"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":"5450fdf05a15a93a70f1b2d5cedf323fcca4bc80cddccefeeaf54d13e6bd4963","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-510.202","next":"us/21-cfr-510.205"},"notice":"GroundRules: Original legal text. Not legal advice."}