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
Get It Running: Motor conductor ampacity, motor ratings and code letters
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When I was new to the electrical construction industry, I worked with a journeyman electrician on a job site who asked me to connect a new electric motor in the building’s electrical equipment room.
Codes & Standards
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Healthcare Applications: CQD Spotlight
Oct 16, 2026
CQD Spotlight features questions and answers from NECA and ELECTRICAL CONTRACTOR’s Code Question of the Day program. Whether you’re a seasoned contractor, an apprentice or simply a National Electrical Code enthusiast, you’ll gain knowledge with a nod to the legacy of Charles M.
...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
Equipment Tripping GFCI, Number of Services and More
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Codes & Standards
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Codes & Standards
Sizing Conductors for the Load: The wiring backbone, part 4
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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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Codes & Standards
Grounding Electrodes: Their function and purpose
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Codes & Standards
Bottle Filling Stations, Countertops and More
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Codes & Standards
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Codes & Standards
Working in Color: The wiring backbone, part 2
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Codes & Standards
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Codes & Standards
Know your Design Requirements: Why selective coordination is so critical
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Codes & Standards
The Mystery of Welding Receptacles: GFCI protection or not?
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Codes & Standards
Locking it Up: Motor disconnect purpose and location
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Codes & Standards
Luminaires Under Roof Decking, Minimum SPD Rating and More
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Codes & Standards
Service Disconnects: Requirements for location, grouping and more
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Codes & Standards
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Codes & Standards
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Codes & Standards
The Wiring Backbone: Branch circuits and feeders
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Codes & Standards
Storable Baptistry Pools, Generators for Emergencies and More
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Trenchless Installation in Richmond, Va.
Certa-Com® Trenchless Conduit PVC Pipe, assembled on-site and installed beneath a Richmond street with minimal traffic obstruction. See it in action.
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