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
Slash-Rated Breakers, Trade Show Dilemma And More
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Codes & Standards
To Ground Or Not To Ground
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The Heat Is On: How much current can PoE cable handle?
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General Installation Requirements, Part XVI
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Avoiding Explosion Hazards, Replacing Metal-Halides And More
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It's All About Workmanship
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General Installation Requirements, Part XV
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Codes & Standards
Codes Working Together: NEC fault-current marking related to NFPA 70E
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Color Coding, Self-Certification And More
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Approval Factors
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Changes That Matter: Transformers
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General Installation Requirements, Part XIV
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Branch Circuits And AFCIs, 70E's GFCI Requirements And More
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New Rules: NEC Additions and Emergency Systems
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General Installation Requirements, Part XIII
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Pass The Source: The Important Aspects of Transfer Switches
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Type NM Cable, Ceiling Wires for Support And More
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Parallel Lives: EGCs for parallel runs
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General Installation Requirements, Part XII
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Codes & Standards
Not Your Average DC
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