The 2023 NEC Changes

---

Article 90  

• Enforcement 90.4  

Article 100 Definitions  

Article 110 General Requirements for Electrical Installations  

• Use and Product Listing of Equipment 110.3  
• Mechanical Execution of Work 110.12  
• Servicing and Maintenance of Equipment, 110.17  
• Identification of Disconnecting Means, 110.22  

Article 210 Branch-Circuits  

• GFCI Protection, 210.8  
• Arc-Fault Circuit-Interrupter Protection, 210.12  
• 10-Ampere Branch Circuits, 210.23(A)  

Article 215—Feeders  

• Feeder Tap or Secondary Conductor, Barriers, 215.15  
• Feeders, Surge Protection, 215.18  

Article 220—Branch-Circuit, Feeder and Service Load Calculations  

• Energy Management Systems (EMS), 220.70  

Article 225—Outside Branch Circuits and Feeders  

• Outside Branch Circuit and Feeders, Emergency Disconnects, 225.41  
• Outside Branch Circuit and Feeders, Surge Protection, 225.42  

Article 230—Services  

• Services, Surge-Protective Device, 230.67(A)  
• Services, Emergency Disconnect, 230.85  

Article 300 General Requirements for Wiring Methods and Materials  

• Minimum Cover Requirements, 300.5(A)  
• Conductor Length at Boxes, 300.14  

Article 314 Boxes, Conduit Bodies, and Handhole Enclosures  

• Boxes, Wiring to be Accessible, 314.29  

Article 352—Rigid Polyvinyl Chloride Conduit (PVC)  

• PVC, Expansion Fittings, 352.44  

Article 358—Electrical Metallic Tubing (EMT)  

• EMT, Uses Permitted, 358.10(A)(1)  

Article 406 Receptacles  

• Receptacles, Bathtub and Shower Space, 406.9(C)   
• Tamper-Resistant Receptacles, 406.12  

Article 408—Switchboards, Switchgear, and Panelboards  

• Circuit Directory and Circuit Descriptions, 408.4(A)  

Article 410—Luminaires, Lampholders, and Lamps  

• Luminaires, Bathtub and Shower Areas, 410.10(D)  

Article 422 Appliances  

• Appliances, Ceiling Fan in Bathrooms, 422.18(B)  

Article 440—Air-Conditioning and Refrigerating Equipment  

• A/C Equipment, Bathtub and Shower Space, 440.8  
• A/C Disconnect Location, 440.14  

Article 450 Transformers  

• Transformers, Grounding and Bonding, 450.10  

Article 555 Marinas, Boatyards, Floating Buildings, and Docking Facilities  

• Marinas and Docking Facilities, Service Equipment Location, 555.4  
• Marinas and Docking Facilities, Replacement of Equipment, 555.15  
• Docking Facilities, Equipment and Connections, 555.30  
• Docking Facilities, Wiring Methods, 555.34(A)  
• Marina Feeder Conductors with GFPE and GFCI Protection, 555.35(A) 
• Shore Power Receptacle Disconnect, 555.36  
• Marinas and Docking Facilities, Luminaires, 555.38  

625—Electric Vehicle Power Transfer System  

• Electric Vehicle Branch Circuit, 625.40  

630—Electric Welders  

• GFCI Protection for Personnel, 630.8  

680—Swimming Pools, Fountains, and Similar Installations  

• Pools, Hot Tubs, and Fountains, GFCI and SPGFCI, 680.5  
• Pools, Hot Tubs, and Fountains, Grounding and Bonding, 680.7  
• Pools, Hot Tubs, and Fountains, Water Heaters and Heat Pumps, 680.10  
• Pools, Hot Tubs, and Fountains, Corrosive Environments, 680.14  
• Permanently Installed Pools Pool Pump Motors, 680.21  
• GFCI and SPGFCI Protection, 680.22(A)(4)  
• Fountains, Connection to an EGC, 680.54  
• Fountains, GFCI or SPGFCI Protection, Receptacles, 680.58  
• Fountains, GFCI or SPGFCI Protection, Nonsubmersible Pumps, 680.59  

Article 722—Cables for Power-Limited Circuits, and Fault-Managed Power Circuits  

Article 724—Class 1 Power-Limited Circuits   

Article 725—Class 2 and Class 3 Power-Limited Circuits 

Article 726—Class 4 Fault-Managed Power Systems  

Article 750 Energy Management Systems  

Article 800—General Requirements for Communications Systems  

Article 810—Antenna Systems