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The National Electrical Code's breaker panel labeling rule says each circuit's label must do what?

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  1. Show the wire color inside the wall
  2. List the date the breaker was installed
  3. Tell that circuit apart from every other one

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References

  1. Fairfax County Land Development Services: Circuit Directory Markings www.fairfaxcounty.gov/landdevelopment/circuit-directory-markings Checked 2026-10-10.

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