{"data":{"id":"us/46-cfr-111.05-3","jurisdiction":"us","citation":"46 CFR 111.05-3","heading":"-3 Design, construction, and installation; general.","body":"(a) An electric apparatus must be designed, constructed, and installed to prevent any person from accidentally contacting energized parts.\n(b) Exposed, noncurrent-carrying metal parts of fixed equipment that may become energized because of any condition must be grounded.\n(c) In a grounded distribution system, only grounded, three-prong appliances may be used. Adaptors that allow an ungrounded, two-prong appliance to fit into a grounded, three-prong, receptacle must not be used. This does not apply to double-insulated appliances or tools and low voltage appliances of 50 volts or less.\n(d) If the installation of the electrical equipment does not ensure a positive ground to the metal hull or equivalent conducting body, the apparatus must be grounded to the hull with a grounding conductor.","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER J—ELECTRICAL ENGINEERING","PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS","Subpart 111.05—Equipment Ground, Ground Detection, and Grounded 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":"db9f231330bdc8549e0bae645d7714bb72fb9fb1759a25affbb7eee4e3999dd5","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-111.05-1","next":"us/46-cfr-111.05-7"},"notice":"GroundRules: Original legal text. Not legal advice."}