After completing this Washington-approved course, the participant will be able to apply the 100 most important changes from the second half of the 2023 National Electrical Code in common wiring practice.

Learning Objectives:

  • List new locations requiring tamper-resistant receptacles.
  • Outline new requirements for receptacles, cord connectors, and attachment plugs found in Chapter 4 of the 2023 NEC.
  • Describe new requirements for switchboards, switchgear, and panelboards found in Chapter 4 of the 2023 NEC.
  • Identify changes for luminaires, lampholders, and lamps in Chapter 4 of the 2023 NEC.
  • Describe changes and additions to appliance requirements found in Chapter 4 of the 2023 NEC.
  • Identify updates, additions, and changes to Chapter 5 of the 2023 National Electrical Code.
  • Describe the changes to Class III Division 1 and Division. 2 locations found in Chapter 5 of the 2023 NEC.
  • Outline new requirements for protection of electrical and electronic equipment in hazardous locations.
  • Identify changes to threading in explosion-proof or dust ignition-proof equipment.
  • Describe changes to permission for flexible connections and restricted industrial establishments in Class I, Division 1 and Division 2 locations.
  • Identify new requirements for bonding cable trays, metal strut, angles, and channels found in Chapter 5 of the 2023 NEC.
  • Outline new wiring methods for Class III Division 1 locations.
  • Explain the new requirements for cannabis oil equipment and cannabis oil systems using flammable materials found in Chapter 5 of the 2023 NEC.
  • Identify changes in requirements for electrical construction and installation criteria in health care facilities.
  • Describe new and changed requirements for agricultural buildings in Chapter 5 of the 2023 NEC.
  • Identify changes to requirements for mobile homes, manufactured homes, and mobile home parks.
  • Outline new requirements for RVs and RE parks.
  • Identify updates, additions, and changes to Chapter 6 of the 2023 National Electrical Code.
  • Describe new and changed requirements for branch circuits for car lights, machine rooms, controls rooms, machine spaces, control spaces and truss interiors.
  • Outline new and changed requirements for electric vehicle power transfer systems found in Chapter 6 of the 2023 NEC.
  • Define the change in scope for Article 626: Electrified Truck Parking Spaces.
  • Explain the new and changed requirements for construction and installation of electrical wiring for swimming pools, fountains, and similar installations.
  • Identify changed requirements for labeling of photovoltaic equipment floating on bodies of water and rapid shutdown of PV system circuits.
  • Define the change in scope for Article 695: Fire Pumps.
  • Identify updates, additions, and changes to Chapter 7 of the 2023 National Electrical Code.
  • Outline new and changed requirements for emergency systems in Chapter 7 of the 2023 NEC.
  • Define the changes in scope for Article 701: Legally Required Standby Systems.
  • Identify changed requirements concerning signage and portable generators for optional standby systems found in Chapter 7 of the 2023 NEC.
  • Describe new wiring requirements for Class 4 fault-managed power systems.
  • Summarize the requirements for Class 1 power-limited circuits and Class 1 power-limited remote-control and signaling circuits covered in Article 724.
  • Summarize the requirements for Class 2 and Class 3 power-limited circuits covered in Article 725.
  • Outline revisions made to the listing requirements for energy management systems found in Chapter 7 of the 2023 NEC.
  • Identify changed requirements for installation of circuits and supply-side overvoltage protection in fire alarm systems.
  • Identify updates, additions, an...

Course ID(s): WA2025-431

Approved By: Department of Labor & Industries - Electrical Program

  • 2023 NEC Changes Part 2
    • Chapter 4 [14 Activities]
      • 01. 406.12 Tamper-Resistant Receptacles
      • 02. 408.4(B) Source of Supply.
      • 03. 408.38 Enclosure.
      • 04. 408.43 Panelboard Orientation.
      • 05. 410.10(D) Bathtub and Shower Areas.
      • 06. 410. Part XVII. Special Provisions for Germicidal Irradiation Luminaires.
      • 07. 422.16(B) Specific Appliances.
      • 08.422.18 Ceiling-Suspended (Paddle) Fans.
      • Additional Activities
        • 09. 422.22 Utilizing Separable Attachment Fittings.
        • 10. 424.93 Installation.
        • 11. 430.113 Energy from More than One Source.
        • 12. 440.8. Single Machine and Location
        • 13. 440.11 Disconnecting Means. General.
        • 14. 445.19 Emergency Shutdown of Prime Mover.
    • Chapter 5 [29 Activities]
      • 01. 500.1 Hazardous (Classified) Locations, Classes I, II, and III, Divisions 1 and 2. Scope.
      • 02. 500.5(D) Class III Locations.
      • 03. 500.7 Protection Techniques.
      • 04. 500.8(E)(3) Unused Openings.
      • 05. 501.10(A)(2) Class I, Division 1. Flexible Connections
      • 06. 501.30(B) Bonding.
      • 07. 502.30(B)(1), 503.30(B)(1) Bonding.
      • 08. 503.10(A) Class III, Division 1.
      • Additional Activities
        • 09. 505.8 Protection Techniques.
        • 10. 505.15(C) Zone 2.
        • 11. 505.16(B) Zone 1.
        • 12. Article 512 Cannabis Oil Equipment and Cannabis Oil Systems Using Flammable Materials.
        • 13. 517.6 Patient Care-Related Electrical Equipment.
        • 14. 517.10(B). Not Covered.
        • 15. 517.14 Panelboard Bonding
        • 16. 517.20(A) Receptacles and Fixed Equipment.
        • 17. 517.22 Demand Factors.
        • 18. 517.30 Sources of Power.
        • 19. 517.70 Diagnostic Imaging and Treatment Equipment. Applicability.
        • 20. 518.5 Supply.
        • 21. 547.26 Physical Protection.
        • 22. 547.44 Equipotential Planes and Bonding of Equipotential Planes.
        • 23. 550.16(C)(1) Exposed Non-Current-Carrying Metal Parts
        • 24. 550.32. Service Equipment.
        • 25. 550.33(A) Feeder Equipment.
        • 26. 551.40(D). Loss of Ground Device.
        • 27. 555.14 Equipotential Planes and Bonding of Equipotential Planes.
        • 28. 555.15 Replacement of Equipment.
        • 29. 555.36(C) Emergency Electrical Disconnect.
    • Chapter 6 [25 Activities]
      • 01. 620.22 Branch Circuits for Car Lighting, Receptacle(s), Ventilation, Heating and Air-Conditioning.
      • 02. 620.23 Branch Circuits for Machine Room, Control Room/Machinery Space, Control Space, or Truss Interior Lighting and Receptacle(s).
      • 03. 625.40 Electric Vehicle Branch Circuit.
      • 04. 625.42 Rating.
      • 05. 625.43 Disconnecting Means.
      • 06. 625.49 Island Mode.
      • 07. 625.102 Installation.
      • 08. 626.1 Electrified Truck Parking Spaces. Scope.
      • Additional Activities
        • 09. 630.8 Ground-Fault Circuit-Interrupter Protection for Personnel
        • 10. 646.19 Entrance to and Egress from Working Space.
        • 11. 680.5 Ground-Fault Circuit-Interrupter (GFCI) and Special Purpose Ground-Fault Circuit-Interrupter (SPGFCI) Protection
        • 12. 680.12 Equipment Rooms, Vaults, and Pits.
        • 13. 680.21(D) Pool Pump Motor Replacement.
        • 14. 680.22(A) Receptacles.
        • 15. 680.26. Equipotential Bonding.
        • 16. 680.32 Ground-Fault Circuit-Interrupter (GFCI) and Special Purpose Ground-Fault Circuit Interrupter (SPGFCI) Protection Overview
        • 17. 680.43 Indoor Installations.
        • 18. 680.54(B),(C) Bonding, Equipotential Bonding of Splash Pads.
        • 19. 680.58 GFCI, SPGFCI Protection for Adjacent Receptacle Outlets.
        • 20. 680.59 GFCI and SPGFCI Protection for Permanently Installed Nonsubmersible Pumps.
        • 21. 680.83 Equipotential Bonding.
        • 22. 690.4(G) PV Equipment Floating on Bodies of Water.
        • 23. 690.12(D) Buildings with Rapid Shutdown.
        • 24. 694.7 Construction and Maintenance.
        • 25. 695.1. Fire Pumps. Scope.
    • Chapter 7 [19 Activities]
      • 01. 700.3 Tests and Maintenance.
      • 02. 700.4(B) Selective Load Management.
      • 03. 700.11 Wiring, Class-2 Powered Emergency Lighting Systems.
      • 04. 700.12(C) Supply Duration.
      • 05. 700.12(E) Stored-Energy Power Supply Systems (SEPSS).
      • 06. 701.1. Legally Required Standby Systems. Scope.
      • 07. 701.12(C)(3) Public Gas System, Municipal Water Supply.
      • 08. 701.32 Selective Coordination.
      • Additional Activities
        • 09. 702.7(A) Signs. Standby.
        • 10. 702.12(B). Portable Generators 15kW or Less.
        • 11. 705.10. Identification of Power Sources.
        • 12. 706.7 Commissioning and Maintenance.
        • 13. Article 724 Class 1 Power-Limited Circuits and Class 1 Power-Limited Remote-Control and Signaling Circuits.
        • 14. Article 725, Class 2 and Class 3 Power-Limited Circuits.
        • 15. 725.3(A) Spread of Fire or Products of Combustion.
        • 16. Article 726 Class 4 Fault-Managed Power Systems
        • 17. 750.6. Listing
        • 18. 760.24(A) Mechanical Execution of Work.
        • 19. 760.33 Supply-Side Overvoltage Protection.
    • Chapter 8 [10 Activities]
      • 01. 800.3 Other Articles.
      • 02. 800.100(B)(2) Electrode. In Buildings or Structures with Grounding Means.
      • 03. 800.100(B)(3) Electrode. In Buildings or Structures Without an Intersystem Bonding Termination or Grounding Means.
      • 04. 800.113 Installation of Cables Used for Communication Circuits, Communications Wires, Cable Routing Assemblies, and Communications Raceways.
      • 05. 800.179 Wires and Cables.
      • 06. 810.15 Grounding or Bonding.
      • 07. 830.40(B). Low-Power Circuits.
      • 08. 830.47 Underground Network-Powered Broadband Communications Cables Entering Buildings.
      • 09. 830.133(C) Splicing of Medium-Powered Network-Powered Communications Cables.
      • 10. 830.160 Bends.
    • Chapter 9 and Annexes [3 Activities]
      • 01. Chapter 9, Table 1. Percent of Cross Section of Conduit and Tubing for Conductors and Cables.
      • 02. Annex C, Table C.1 Conduit, Tubing, and Cable Tray Fill Tables for Conductors and Fixture Wires of the Same Size.
      • 03. Annex K, Use of Medical Electrical Equipment in Dwellings and Residential Board-and-Care Occupancies.
  • Course Completion
    • Mandatory Questionnaire
    • Certificate of Completion
    • Guaranteed Next Business Day Reporting
Instructor Image

Instructor Bio

Jerry Durham

Jerry previously served the state of North Carolina as a Level III electrical inspector and provided state-approved electrical training for electrical inspectors at both Alamance County and Guilford County (NC) Community Colleges. Jerry taught the Kentucky state-approved four-year electrical apprenticeship programs offered by the Independent Electrical Contractors (IEC) Trade School and Associated Builders and Contractors (ABC) Trade School, and served the state of Kentucky as a Master Electrician and Louisville Metro Code Enforcement Officer. Jerry is a Certified Distance Education Instructor (CDEI) and NCCER Core and Electrical Curriculum certified instructor. Jerry currently holds North Carolina and ICC electrical inspector accreditations and is recognized by the state of Washington as an approved electrical administrator.

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