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.
Latest Articles
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
High-Frequency GFCIs: Tech to minimize nuisance tripping
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Codes & Standards
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![No Room for Error: Working space around electrical equipment]()
Codes & Standards
No Room for Error: Working space around electrical equipment
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![Transformer Overcurrent Protection, XHHW-2 and More]()
Codes & Standards
Transformer Overcurrent Protection, XHHW-2 and More
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![Debunking AFCI Myths: The wiring backbone, part 6]()
Codes & Standards
Debunking AFCI Myths: The wiring backbone, part 6
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![Essential Definitions: If you can’t ‘talk the talk,’ you can’t ‘walk the walk’]()
Codes & Standards
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![In the Name of Safety: Methods for preventing objectionable currents]()
Codes & Standards
In the Name of Safety: Methods for preventing objectionable currents
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![GFCI Mythbusting: A quick review of the basic concepts]()
Codes & Standards
GFCI Mythbusting: A quick review of the basic concepts
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![Protection of People and Property: GFCIs vs. GFPE]()
Codes & Standards
Protection of People and Property: GFCIs vs. GFPE
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Codes & Standards
Food Trucks, Bonding Pool Water and More
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![Elevations and Electrical Installations: Boundaries keep you safe]()
Codes & Standards
Elevations and Electrical Installations: Boundaries keep you safe
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![Code Red: Common compliance issues in emergency electrical system installations]()
Codes & Standards
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![How High is Too High? Height limitations for switches and circuit breakers]()
Codes & Standards
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Codes & Standards
Equipment Tripping GFCI, Number of Services and More
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![Surge Protection Requirements: CQD Spotlight]()
Codes & Standards
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![Sizing Conductors for the Load: The wiring backbone, part 4]()
Codes & Standards
Sizing Conductors for the Load: The wiring backbone, part 4
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![Branch Circuit Conductor Sizes: The wiring backbone, part 3]()
Codes & Standards
Branch Circuit Conductor Sizes: The wiring backbone, part 3
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Codes & Standards
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Codes & Standards
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