National Electrical Code

ID 405878870 © Yuri Arcurs | Dreamstime.com
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Breaking down the key revisions and updates every electrical professional needs to know for this Code cycle
Nov. 18, 2025
2026 NEC Changes: Damaged Wiring/Conductor Replacements, 10A Circuits, and General Lighting Loads
The 2026 NEC introduces specific guidelines for replacing damaged conductors, restricts 10A branch circuits to certain lighting applications, and adjusts lighting load calculations...
July 9, 2026
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Think you know how this installation violates the NEC?
July 9, 2026
ID 178801246 © Mohamad Faizal Ramli | Dreamstime.com
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Test your knowledge of the NEC with this challenging question.
July 9, 2026
ID 229974688 © Chernetskaya | Dreamstime.com
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How would you troubleshoot this hypothetical situation?
July 7, 2026
ID 15964799 © Olivier Le Queinec | Dreamstime.com
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Mark Lamendola breaks down Article 120 and the requirements for branch-circuit, feeder, and service load calculations.
July 7, 2026
ID 1429618 © Yakupyucel | Dreamstime.com
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Weekly Quiz on the 2026 National Electrical Code
July 6, 2026
ID 96245048 © Carmenmurillo | Dreamstime.com
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Code Conversations
Ellen and Russ discuss 2026 NEC changes related to manufacturers’ instructions.
July 6, 2026
Moving Violations Video No
Members Only
This installation doesn’t have the clips required by Sec. 358.30.
July 2, 2026

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