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CFR > Title 46 - Shipping > CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY > SUBCHAPTER J—ELECTRICAL ENGINEERING (parts 110 to 113) > PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS > SUBPART 111.40—Panelboards (§111.40-1 to §111.40-15) > 111.40-9—Locking device.
111.40-9—Locking device.
The door of each panelboard enclosure that is accessible to any passenger must have a locking device.