Electrical Codes & Standards
News and stories about the codes standards used by electrical contractors—including the National Electrical Code, NFPA 72: National Fire Alarm and Signaling Code, NFPA 70E: Standard for Electrical Safety in the Workplace, NFPA 101: Life Safety Code, IEEE standards and more—appear monthly in ELECTRICAL CONTRACTOR Magazine and can be read and shared on ECmag.com. Electrical contractors need these codes to stay safe on the job, and many of the codes also protect those living and working in the buildings serviced by ECs.
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Codes & Standards
Wisconsin Updates National Electrical Code to 2023 Edition
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On Sept. 1, the Wisconsin Department of Safety and Professional Services (DSPS) announced it adopted the 2023 National Electric Code (NEC). The state had previously been using the 2017 edition with amendments.
Codes & Standards
Stay Focused on the Code Changes
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We have had multiple large-loss fires over the years that have impacted, and continue to impact, code development. Each of these fires caused code changes, and often multiple codes were changed.
2023 NEC Changes
In his 20-part series, National Electrical Code expert Mark Earley explained all the changes that went into the 2023 edition of the NEC as part of the three-year revision cycle.
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Codes & Standards
Connecting The Grounding Electrode Conductor, Protecting Copper And More
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Codes & Standards
What Is a Ufer Ground? Concrete-Encased Grounding Electrodes
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Codes & Standards
What's On The Inside Counts
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Codes & Standards
Sizing Conductors, Part XXIII
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Codes & Standards
Considering Voltage Drop, Counting The Neutral And More
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Codes & Standards
What Constitutes Grouping?
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Codes & Standards
Tapping In: Understanding Feeder Taps, Transformer Secondary Rules
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Codes & Standards
Sizing Conductors, Part XXII
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Codes & Standards
Letter Codes, Feeder Conductor Size And More
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Codes & Standards
The New Cycle Of Fire Protection
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Codes & Standards
No Such Thing as A Silly Question?
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Codes & Standards
Defining Code Terminology, Marking Conductors And More
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Codes & Standards
Guardian Of The Ground
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Codes & Standards
Is There A Difference?
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Codes & Standards
Sizing Conductors, Part XXI
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Codes & Standards
Sizing Conductors, Part XX
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Codes & Standards
Cords For Temporary Wiring
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Codes & Standards
If It Ain't Broke ...
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Codes & Standards
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Codes & Standards
Staying High and Dry
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