Subchapter 5. Electrical Safety Orders  


Group 1. Low-Voltage Electrical Safety Orders
§ 2299. Foreword.
Article 1. Definitions
Article 2. Administration
Article 3. Work Procedures
Article 4. Requirements for Electrical Installations
Article 5. Use and Identification of Grounded and Grounding Conductors
Article 6. Branch Circuits
Article 7. Feeders [Repealed]
Article 8. Outdoor Wiring
Article 9. Services
Article 10. Overcurrent Protection
Article 11. Grounding
Article 12. Wiring Methods, Components, and Equipment for General Use
Article 13. Temporary Wiring
Article 14. Conductors for General Wiring [Repealed]
Article 15. Cable Trays
Article 16. Open Wiring on Insulators
Article 17. Concealed Knob-and-Tube Wiring [Repealed]
Article 18. Mineral-Insulated Metal-Sheathed Cable [Repealed]
Article 19. Aluminum-Sheathed Cable [Repealed]
Article 20. Copper-Sheathed Cable [Repealed]
Article 21. Metal-Clad Cable [Repealed]
Article 22. Nonmetallic-Sheathed Cable [Repealed]
Article 23. Shielded Nonmetallic-Sheathed Cable [Repealed]
Article 24. Service-Entrance Cable [Repealed]
Article 25. Underground Feeder and Branch Circuit Cable [Repealed]
Article 26. Power and Control Tray Cable [Repealed]
Article 27. Nonmetallic Extensions [Repealed]
Article 28. Underplaster Extensions [Repealed]
Article 29. Intermediate Metal Conduit [Repealed]
Article 30. Rigid Metal Conduit [Repealed]
Article 31. Rigid Nonmetallic Conduit [Repealed]
Article 32. Electrical Metallic Tubing [Repealed]
Article 33. Flexible Metal Conduit [Repealed]
Article 34. Liquidtight Flexible Metal Conduit [Repealed]
Article 35. Surface Raceways [Repealed]
Article 36. Multi-Outlet Assembly [Repealed]
Article 37. Underfloor Raceways [Repealed]
Article 38. Cellular Metal Floor Raceways [Repealed]
Article 39. Cellular Concrete Floor Raceways [Repealed]
Article 40. Wireways [Repealed]
Article 41. Flat Cable Assemblies [Repealed]
Article 42. Busways [Repealed]
Article 43. Cablebus [Repealed]
Article 44. Electrical Floor Assemblies [Repealed]
Article 45. Cabinets, Boxes, and Fittings
Article 46. Auxiliary Gutters [Repealed]
Article 47. Switches [Repealed]
Article 48. Switchboards and Panelboards
Article 48.1. Enclosures for Damp or Wet Locations
Article 49. Flexible Cords and Cables
Article 50. Fixture Wires
Article 51. Lighting Fixtures, Lampholders, Lamps and Receptacles
Article 52. Appliances
Article 53. Fixed Electric Space Heating Equipment
Article 54. Fixed Outdoor Electric DE-Icing and Snow Melting Equipment
Article 55. Fixed Electric Heating Equipment for Pipelines and Vessels
Article 56. Motors, Motor Circuits and Controllers
Article 57. Transformers and Transformer Vaults (Including Secondary Ties)
Article 58. Capacitors
Article 58.1. Storage Batteries
Article 59. Hazardous (Classified) Locations
Article 60. Oil and Gas Wells
Article 61. Class II Locations
Article 62. Class III Locations
Article 63. Hazardous (Classified) Locations Specific
Article 64. Commercial Garages, Repair and Storage
Article 65. Aircraft Hangars
Article 66. Gasoline Dispensing and Service Stations
Article 67. Bulk Storage Plants
Article 67.1. Oil and Gas Wells
Article 68. Finishing Processes
Article 69. Places of Assembly
Article 70. Theaters and Similar Locations
Article 71. Motion-Picture Studios and Similar Locations
Article 72. Motion Picture Projectors
Article 73. Electric Signs and Outline Lighting
Article 74. Cranes and Hoists
Article 74.1. Elevators, Dumbwaiters, Escalators, Moving Walks, Wheelchair Lifts, and Stairway Chair Lifts
Article 75. Electric Welders
Article 76. Sound Recording and Similar Equipment
Article 77. Information Technology Equipment
Article 77.1. X-Ray Equipment
Article 77.2. Induction and Dielectric Heating Equipment
Article 78. Electrically Driven or Controlled Irrigation Machines
Article 79. Swimming Pools, Fountains and Similar Installations
Article 80. Emergency Power Systems
Article 81. Stand-by Power Generation Systems
Article 82. Electrolytic Systems
Article 83. Electrolytic Cells
Article 84. Carnivals, Circuses, Fairs, and Similar Events
Article 85. Class 1, Class 2, and Class 3 Remote Control, Signaling, and Power-Limited Circuits
Article 86. Fire Alarm Systems
Article 87. Communications Systems
Article 88. Solar Photovoltaic Systems
Article 89. Integrated Electrical Systems
Group 2. High-Voltage Electrical Safety Orders
Article 1. Definitions
Article 2. Administration
Article 3. General
Article 4. Service and Service Entrance Equipment
Article 5. Feeders and Branch Circuits
Article 6. Grounding
Article 7. General Requirements-Wiring Methods
Article 8. Cabinets, Boxes, and Fittings
Article 9. Open Wiring (Bare)
Article 10. Conduit
Article 11. Metal-Enclosed Bus
Article 12. Continuous Rigid Cable Supports (Cable Trays)
Article 13. Metal-Clad Cable
Article 14. Portable (Flexible) Cable
Article 15. Temporary Wiring
Article 16. Vertical Suspension of Cables
Article 17. Enclosures for Electrical Installations
Article 18. Conductors
Article 19. Outdoor Wiring
Article 20. Interrupting and Isolating Devices
Article 26. Metal-Enclosed Power Switchgear and Industrial Control Assemblies
Article 27. Transformers
Article 28. Rotating Machinery and Its Control Apparatus
Article 29. Capacitors
Article 30. Resistors and Reactors
Article 31. Lightning Arresters
Article 32. Mobile and Portable Equipment
Article 33. Mine and Tunnel Installations
Article 34. Hazardous (Classified) Locations
Article 35. Workspace and Guarding
Article 36. Work Procedures and Operating Procedures
Article 37. Provisions for Preventing Accidents Due to Proximity to Overhead Lines
Article 38. Line Clearance Tree Trimming Operations
Article 39. Signs and Outline Lighting -Exceeding 600 Volts
Article 40. Electronic News Gathering
Article 41. Communications Systems
Article 42. Induction and Dielectric Heating Equipment
Article 43. Integrated Electrical Systems