{"data":{"id":"us/46-cfr-120.378","jurisdiction":"us","citation":"46 CFR 120.378","heading":"Ungrounded systems.","body":"Each ungrounded system must be provided with a suitably sensitive ground detection system, located at the respective switchboard, that provides continuous indication of circuit status to ground with a provision to momentarily remove the indicating device from the reference ground.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER K—SMALL PASSENGER VESSELS CARRYING MORE THAN 150 PASSENGERS OR WITH OVERNIGHT ACCOMMODATIONS FOR MORE THAN 49 PASSENGERS","PART 120—ELECTRICAL INSTALLATION","Subpart C—Power Sources and Distribution Systems"],"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":"544f5ae03ff143f20f15871f6cbb367f40ead9b6f180c8754293870335ae9052","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-120.376","next":"us/46-cfr-120.380"},"notice":"GroundRules: Original legal text. Not legal advice."}