Codes & Standards
News and stories about electrical codes and standards—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

Who Enforces Requirements? Creating an electrically safe work condition is imperative
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A question that comes up often in training classes on NFPA 70E is “Who enforces these requirements?” Many believe that OSHA will enforce them, but that is not true—OSHA will implement its own regulations.

Working in Color: The wiring backbone, part 2
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Through these articles, I hope you’re developing a better understanding of the National Electrical Code. This edition will get into branch circuits and pick up where we left off last month, which covered an introduction to finding requirements in the NEC for branch...
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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Weather Alert: Critical Operations Power System requirements are overdue
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Code Development: A Lesser-Known Art Form
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Circus Tent Wiring, Small Appliance Branch Circuits and More
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The Fire Tetrahedron: High oxygen levels change how a fire burns
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RVs as Dwelling Units, Fire Pump Motor Supply and More
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Examining Blackouts: Where is the fault?
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