Electrical Codes & Standards
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Codes & Standards
Code Knows: How well do you understand the general requirements?
Article 110 of the National Electrical Code covers the general requirements for the examination, approval, installation and use of electrical equipment, plus the spaces around it. These requirements apply to all installations, except as amended elsewhere in the code.
Codes & Standards
Wired for Change: What’s new for Chapter 3 in the 2026 NEC
The 2026 edition of NFPA 70, the National Electrical Code, brings a range of updates to Chapter 3 governing wiring methods and materials.
2023 NEC Changes
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Codes & Standards
Article 210 - Branch Circuits
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Bonding Water Piping: Is It A Metal System or Not?
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A Change in Motor Disconnect Locations
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Air Conditioner Requirements, Toggle Switches and More
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Branch Circuits--Required Receptacle Outlets, Part XI
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Supplying Emergency Lighting, Swimming Pool Pump Motors and More
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Receptacles in Wall Spaces, Insulating Bushings an
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Branch Circuits: Required Lighting Outlets, Part IV
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Lamps in the Damp
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Codes & Standards
Certifiably Good
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Standby Systems, Part I
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Disconnect for Hot Tubs, GFCIs in Kitchens and Mor
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Standby Systems, Part II
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Branch Circuits: Required Lighting Outlets, Part VIII
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Extra Credit
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Codes & Standards
Wall Space in Dwelling Units, Bonding Metal Water and More
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Liability Risks in Healthcare Facilities
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Codes & Standards
Box-Fill Calculations, Part II
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Codes & Standards
Box-Fill Calculations, Part III
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