{"data":{"id":"us/46-cfr-35.20-35","jurisdiction":"us","citation":"46 CFR 35.20-35","heading":"-35 Whistling—T/ALL.","body":"The unnecessary sounding of a vessel'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 D—TANK VESSELS","PART 35—OPERATIONS","Subpart 35.20—Navigation"],"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":"08ad6cc7fedb784ac9798cdec5d369c70df88d1f58e313f1baae66d7905c8f5a","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-35.20-30","next":"us/46-cfr-35.20-40"},"notice":"GroundRules: Original legal text. Not legal advice."}