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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Branch-Circuit, Feeder and Service Calculations, Part V
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Shelter from the Storm
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GFCI Protection, Conductors and More
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Avoid Acceptance Test Failures
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Evolution of AFCIs and the NEC
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Multiwire Branch Circuits, AFCIs and More
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Do You Know Charlie?
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All Shook Up
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