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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Think you know how this installation violates the NEC?
May 14, 2026
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Test your knowledge of the NEC with this challenging question.
May 14, 2026
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Weekly Quiz on the 2023 National Electrical Code
May 11, 2026
Moving Violations Video No
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Russ inspects a rusted installation near the ocean.
May 7, 2026
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Test your knowledge of the NEC with this challenging question.
May 7, 2026
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Mark Lamendola continues with Art. 110 of the Code and discusses Part IV, which provides the requirements for tunnel installation over 1000VAC, 1500VDC.
May 5, 2026
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Weekly Quiz on the 2023 National Electrical Code
May 4, 2026
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Code Conversations
Ellen and Russ LeBlanc discuss 2026 NEC changes related to a new requirement about field marking of EVSE enclosures.
May 4, 2026

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