Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

The Code of Federal Regulations (CFR) annual edition is the codification of the general and permanent rules published in the Federal Register by the departments and agencies of the Federal Government produced by the Office of the Federal Register (OFR) and the Government Publishing Office.

Download the Code of Federal Regulations in XML.

Download the Electronic Code of Federal Regulations in XML.

Monthly Title and Part user viewing data for the e-CFR is available for download in CSV format.

Parallel Table of Authorities and Rules for the Code of Federal Regulations and the United States Code
Text | PDF

Find, review, and submit comments on Federal rules that are open for comment and published in the Federal Register using Regulations.gov.

Purchase individual CFR titles from the U.S. Government Online Bookstore.

Find issues of the CFR (including issues prior to 1996) at a local Federal depository library.

[A2]

Electronic Code of Federal Regulations

We invite you to try out our new beta eCFR site at https://ecfr.federalregister.gov. We have made big changes to make the eCFR easier to use. Be sure to leave feedback using the Help button on the bottom right of each page!

e-CFR data is current as of October 27, 2020

Title 46 → Chapter I → Subchapter J → Part 111

TITLE 46—Shipping

CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY (CONTINUED)

SUBCHAPTER J—ELECTRICAL ENGINEERING

PART 111—ELECTRIC SYSTEMS—GENERAL REQUIREMENTS

rule

Subpart 111.01—GENERAL

§111.01-1
General.
§111.01-3
Placement of equipment.
§111.01-5
Protection from bilge water.
§111.01-7
Accessibility and spacing.
§111.01-9
Degrees of protection.
§111.01-11
Corrosion-resistant parts.
§111.01-13
Limitations on porcelain use.
§111.01-15
Temperature ratings.
§111.01-17
Voltage and frequency variations.
§111.01-19
Inclination of the vessel.
rule

Subpart 111.05—EQUIPMENT GROUND, GROUND DETECTION, AND GROUNDED SYSTEMS

§111.05-1
Purpose.
§111.05-3
Design, construction, and installation; general.
§111.05-7
Armored and metallic sheathed cable.
§111.05-9
Masts.
§111.05-11
Hull return.
§111.05-13
Grounding connection.
§111.05-15
Neutral grounding.
§111.05-17
Generation and distribution system grounding.
§111.05-19
Tank vessels; grounded distribution systems.
§111.05-20
Grounded distribution systems on OSVs designed to carry flammable or combustible liquids with closed-cup flashpoints not exceeding 60 °C (140 °F).
§111.05-21
Ground detection.
§111.05-23
Location of ground indicators.
§111.05-25
Ungrounded systems.
§111.05-27
Grounded neutral alternating current systems.
§111.05-29
Dual voltage direct current systems.
§111.05-31
Grounding conductors for systems.
§111.05-33
Equipment safety grounding (bonding) conductors.
§111.05-37
Overcurrent devices.
rule

Subpart 111.10—POWER SUPPLY

§111.10-1
Definitions.
§111.10-3
Two generating sources.
§111.10-4
Power requirements, generating sources.
§111.10-5
Multiple energy sources.
§111.10-7
Dead ship.
§111.10-9
Ship's service supply transformers; two required.
rule

Subpart 111.12—GENERATOR CONSTRUCTION AND CIRCUITS

§111.12-1
Prime movers.
§111.12-3
Excitation.
§111.12-5
Construction and testing of generators.
§111.12-7
Voltage regulation and parallel operation.
§111.12-9
Generator cables.
§111.12-11
Generator protection.
§111.12-13
Propulsion generator protection.
rule

Subpart 111.15—STORAGE BATTERIES AND BATTERY CHARGERS: CONSTRUCTION AND INSTALLATION

§111.15-1
General.
§111.15-2
Battery construction.
§111.15-3
Battery categories.
§111.15-5
Battery installation.
§111.15-10
Ventilation.
§111.15-20
Conductors.
§111.15-25
Overload and reverse current protection.
§111.15-30
Battery chargers.
rule

Subpart 111.20—TRANSFORMER CONSTRUCTION, INSTALLATION, AND PROTECTION

§111.20-1
General requirements.
§111.20-5
Temperature rise.
§111.20-10
Autotransformers.
§111.20-15
Protection of transformers against overcurrent.
rule

Subpart 111.25—MOTORS

§111.25-1
General requirements.
§111.25-5
Marking.
§111.25-15
Duty cycle.
rule

Subpart 111.30—SWITCHBOARDS

§111.30-1
Location and installation.
§111.30-3
Accessibility of switchboard components and connections.
§111.30-4
Circuit breakers removable from the front.
§111.30-5
Construction.
§111.30-11
Deck coverings.
§111.30-15
Nameplates.
§111.30-17
Protection of instrument circuits.
§111.30-19
Buses and wiring.
§111.30-24
Generation systems greater than 3000 kw.
§111.30-25
Alternating-current ship's service switchboards.
§111.30-27
Direct current ship's service switchboards.
§111.30-29
Emergency switchboards.
rule

Subpart 111.33—POWER SEMICONDUCTOR RECTIFIER SYSTEMS

§111.33-1
General.
§111.33-3
Nameplate data.
§111.33-5
Installation.
§111.33-7
Alarms and shutdowns.
§111.33-9
Ventilation exhaust.
§111.33-11
Propulsion systems.
rule

Subpart 111.35—ELECTRIC PROPULSION

§111.35-1
Electrical propulsion installations.
rule

Subpart 111.40—PANELBOARDS

§111.40-1
Panelboard standard.
§111.40-5
Enclosure.
§111.40-7
Location.
§111.40-9
Locking device.
§111.40-11
Numbered switching unit and panelboard directory.
§111.40-13
Rating.
§111.40-15
Overcurrent device.
rule

Subpart 111.50—OVERCURRENT PROTECTION

§111.50-1
Protection of equipment.
§111.50-2
Systems integration.
§111.50-3
Protection of conductors.
§111.50-5
Location of overcurrent protective devices.
§111.50-7
Enclosures.
§111.50-9
Disconnecting and guarding.
rule

Subpart 111.51—COORDINATION OF OVERCURRENT PROTECTIVE DEVICES

§111.51-1
Purpose.
§111.51-3
Protection of vital equipment.
rule

Subpart 111.52—CALCULATION OF SHORT-CIRCUIT CURRENTS

§111.52-1
General.
§111.52-3
Systems below 1500 kilowatts.
§111.52-5
Systems 1500 kilowatts or above.
rule

Subpart 111.53—FUSES

§111.53-1
General.
rule

Subpart 111.54—CIRCUIT BREAKERS

§111.54-1
Circuit breakers.
§111.54-3
Remote control.
rule

Subpart 111.55—SWITCHES

§111.55-1
General.
§111.55-3
Circuit connections.
rule

Subpart 111.59—BUSWAYS

§111.59-1
General.
§111.59-3
No mechanical cooling.
rule

Subpart 111.60—WIRING MATERIALS AND METHODS

§111.60-1
Construction and testing of cable.
§111.60-2
Specialty cable for communication and RF applications.
§111.60-3
Cable application.
§111.60-4
Minimum cable conductor size.
§111.60-5
Cable installation.
§111.60-6
Fiber optic cable.
§111.60-7
Demand loads.
§111.60-9
Segregation of vital circuits.
§111.60-11
Wire.
§111.60-13
Flexible electric cord and cables.
§111.60-17
Connections and terminations.
§111.60-19
Cable splices.
§111.60-21
Cable insulation tests.
§111.60-23
Metal-clad (Type MC) cable.
rule

Subpart 111.70—MOTOR CIRCUITS, CONTROLLERS, AND PROTECTION

§111.70-1
General.
§111.70-3
Motor controllers and motor-control centers.
§111.70-5
Heater circuits.
§111.70-7
Remote control, interlock, and indicator circuits.
rule

Subpart 111.75—LIGHTING CIRCUITS AND PROTECTION

§111.75-1
Lighting feeders.
§111.75-5
Lighting branch circuits.
§111.75-15
Lighting requirements.
§111.75-16
Lighting of survival craft and rescue boats.
§111.75-17
Navigation lights.
§111.75-18
Signaling lights.
§111.75-20
Lighting fixtures.
rule

Subpart 111.77—APPLIANCES AND APPLIANCE CIRCUITS

§111.77-1
Overcurrent protection.
§111.77-3
Appliances.
rule

Subpart 111.79—RECEPTACLES

§111.79-1
Receptacle outlets; general.
§111.79-3
Grounding pole.
§111.79-9
Transmitting power between receptacles.
§111.79-11
Lifeboat receptacles.
§111.79-13
Different voltages and power types.
§111.79-15
Receptacles for refrigerated containers.
rule

Subpart 111.81—OUTLET BOXES AND JUNCTION BOXES

§111.81-1
Outlet boxes and junction boxes; general.
§111.81-3
Cables entering boxes.
rule

Subpart 111.83—SHORE CONNECTION BOXES

§111.83-1
General.
§111.83-5
Bottom entrance and protected enclosures.
rule

Subpart 111.85—ELECTRIC OIL IMMERSION HEATERS

§111.85-1
Electric oil immersion heaters.
rule

Subpart 111.87—ELECTRIC AIR HEATING EQUIPMENT

§111.87-1
Applicability.
§111.87-3
General requirements.
rule

Subpart 111.91—ELEVATORS AND DUMBWAITERS

§111.91-1
Power, control, and interlock circuits.
rule

Subpart 111.95—ELECTRIC POWER-OPERATED BOAT WINCHES

§111.95-1
Applicability.
§111.95-3
General requirements.
§111.95-7
Wiring of boat winch components.
rule

Subpart 111.97—ELECTRIC POWER-OPERATED WATERTIGHT DOOR SYSTEMS

§111.97-1
Applicability.
§111.97-3
General requirements.
§111.97-5
Electric and hydraulic power supply.
§111.97-7
Distribution.
§111.97-9
Overcurrent protection.
rule

Subpart 111.99—FIRE DOOR HOLDING AND RELEASE SYSTEMS

§111.99-1
Applicability.
§111.99-3
Definitions.
§111.99-5
General.
rule

Subpart 111.101—SUBMERSIBLE MOTOR-DRIVEN BILGE PUMPS

§111.101-1
Applicability.
§111.101-3
General requirements.
rule

Subpart 111.103—REMOTE STOPPING SYSTEMS

§111.103-1
Power ventilation systems except machinery space ventilation systems.
§111.103-3
Machinery space ventilation.
§111.103-7
Ventilation stop stations.
§111.103-9
Machinery stop stations.
rule

Subpart 111.105—HAZARDOUS LOCATIONS

§111.105-1
Applicability; definition.
§111.105-3
General requirements.
§111.105-5
System integrity.
§111.105-7
Approved equipment.
§111.105-9
Explosion-proof and flameproof equipment.
§111.105-11
Intrinsically safe systems.
§111.105-15
Additional methods of protection.
§111.105-17
Wiring methods for hazardous locations.
§111.105-19
Switches.
§111.105-21
Ventilation.
§111.105-27
Belt drives.
§111.105-29
Combustible liquid cargo carriers.
§111.105-31
Flammable or combustible cargo with a flashpoint below 60 °C (140 °F), carriers of liquid-sulphur or inorganic acid.
§111.105-32
Bulk liquefied flammable gas and ammonia carriers.
§111.105-33
Mobile offshore drilling units.
§111.105-35
Vessels carrying coal.
§111.105-37
Flammable anesthetics.
§111.105-39
Additional requirements for vessels carrying vehicles with fuel in their tanks.
§111.105-40
Additional requirements for RO/RO vessels.
§111.105-41
Battery rooms.
§111.105-43
Paint stowage or mixing spaces.
§111.105-45
Vessels carrying agricultural products.
rule

Subpart 111.106—HAZARDOUS LOCATIONS ON OSVS

§111.106-1
Applicability.
§111.106-3
General requirements.
§111.106-5
Cable and wiring.
§111.106-7
Classification of adjacent spaces with access to hazardous locations.
§111.106-9
Classification of flammable or combustible cargo storage and handling locations.
§111.106-11
Classification of storage and handling locations of heated combustible liquid cargoes.
§111.106-13
Cargo handling devices or cargo pump rooms handling flammable or combustible cargoes.
§111.106-15
Ventilation of hazardous locations.
§111.106-17
Piping: electrical bonding.
rule

Subpart 111.107—INDUSTRIAL SYSTEMS

§111.107-1
Industrial systems.
rule

Subpart 111.108—HAZARDOUS LOCATIONS REQUIREMENTS ON U.S. AND FOREIGN MODUS, FLOATING OCS FACILITIES, VESSELS CONDUCTING OCS ACTIVITIES, AND U.S. VESSELS THAT CARRY FLAMMABLE AND COMBUSTIBLE CARGO

§111.108-1
Applicability.
§111.108-2
[Reserved]
§111.108-3
General requirements.

Need assistance?