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
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
Vaccination Room Requirements, Service Conductors Over Pools and More
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Codes & Standards
Diving Into the Nitty Gritty: Accepting (NEC) change, part 5
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Codes & Standards
Transformer Overcurrent Protection: How to safeguard 1,000V and less
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Codes & Standards
Be Specific When it Comes to ‘Panelboards’
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Codes & Standards
Taking Care of the Farm: Protecting livestock from stray voltages
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Codes & Standards
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Codes & Standards
Examining Adjustments to Chapter 2: Accepting (NEC) change, part 6
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Codes & Standards
Agricultural Building Wiring, Unlisted Appliances and More
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Codes & Standards
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Codes & Standards
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Codes & Standards
Exit Hardware, Bonding Around Hot Tubs and More
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Codes & Standards
More on 2023’s Chapter 2 Updates: Accepting (NEC) change, part 7
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Codes & Standards
Microgrid Systems: The power production of the future?
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Codes & Standards
Explosion-Proof Equipment: Reviewing a protection technique
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Codes & Standards
Requirements for Dedicated IT Rooms: Applying the NEC and NFPA 75
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Codes & Standards
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Codes & Standards
Article 100 Revisions and Additions: Accepting (NEC) change, part 3
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Codes & Standards
Wiring Types for Barns, Flexible Fittings and More
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Codes & Standards
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Codes & Standards
The Earth Beneath Your Feet: Rules for corner-grounded systems
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