National Electrical Code

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Breaking down the key revisions and updates every electrical professional needs to know for this Code cycle
Nov. 18, 2025
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Code Conversations
Ellen Parson highlights "Understanding General Requirements of the NEC, Part 17" by Mark Lamendola.
Aug. 17, 2026
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mobile home
Weekly Quiz on the 2026 National Electrical Code
Aug. 17, 2026
Calling All Electrical Contractors and Electrical Design Firms Founded in 1901 or Earlier
Has your electrical contracting or design engineering firm been serving the electrical field since 1901 or earlier? Tell us about your history so your organization can be featured...
Aug. 14, 2026
National Electrical Code Considerations for Existing vs
NEC Consultant Paul Abernathy discusses the importance of clear language regarding 'grandfathered' installations.
Aug. 13, 2026
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Think you know how this installation violates the NEC?
Aug. 13, 2026
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Test your knowledge of the NEC with this challenging question.
Aug. 13, 2026
Medium-voltage switchgear serving an industrial facility. Recent NEC revisions reorganize requirements for systems over 1,000V into dedicated Articles, making Code requirements easier to locate.
How the 2023 and 2026 NEC re-architected medium-voltage (MV) requirements
Aug. 12, 2026
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Light switch
Part 3 of this series highlights changes to NEC Arts. 404 and 406 related to switches and wiring devices.
Aug. 12, 2026

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