{"data":{"id":"us/46-cfr-167.65-20","jurisdiction":"us","citation":"46 CFR 167.65-20","heading":"-20 Unnecessary whistling.","body":"Unnecessary sounding of a nautical school ship's whistle is prohibited within any harbor limits of the United States.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER R—NAUTICAL SCHOOLS","PART 167—PUBLIC NAUTICAL SCHOOL SHIPS","Subpart 167.65—Special Operating Requirements"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"32bab750e19ef518c753dfb85ba8d4f3efe7e1778eaff1562b43d8720144c8f5","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-167.65-15","next":"us/46-cfr-167.65-25"},"notice":"GroundRules: Original legal text. Not legal advice."}