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The 2026 NEC 408.6 requires what to be field marked on panelboards outside one- and two-family dwellings?

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  1. Available fault current and the calculation date
  2. The installer's license number
  3. The panel's purchase price

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References

  1. EC&M: Top 25 Changes to the 2026 NEC ecmweb.com/national-electrical-code/article/55330438/top-25-changes-to-the-2026-national-electrical-code Checked 2026-10-10.

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