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
In The Drink
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The Best Is Yet To Come! IEEE 1584 Update
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Codes & Standards
Connecting The Grounding Electrode Conductor, Protecting Copper And More
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What Is a Ufer Ground? Concrete-Encased Grounding Electrodes
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What's On The Inside Counts
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Sizing Conductors, Part XXIII
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Codes & Standards
Considering Voltage Drop, Counting The Neutral And More
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What Constitutes Grouping?
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Tapping In: Understanding Feeder Taps, Transformer Secondary Rules
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Sizing Conductors, Part XXII
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Letter Codes, Feeder Conductor Size And More
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Codes & Standards
The New Cycle Of Fire Protection
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No Such Thing as A Silly Question?
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Defining Code Terminology, Marking Conductors And More
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Guardian Of The Ground
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Is There A Difference?
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Sizing Conductors, Part XXI
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Sizing Conductors, Part XX
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Cords For Temporary Wiring
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Codes & Standards
If It Ain't Broke ...
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