200.6 Identifying the neutral
What changed in 200.6
Re-marking a cable's neutral no longer depends on a supervised site, and larger cable conductors now have their own marking options.
Point by point
- Re-marking a neutral inside a cable at its terminations no longer requires a supervised site where only qualified persons do the work.
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Get the whole breakdown
- 3 more points on exactly what changed
- The 2017 rule next to the 2020 rule, side by side
- Why it changed
- What to do and check on the job
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This section across NEC® editions
2020 NEC®RevisedYou're here
Re-marking a cable's neutral no longer depends on a supervised site, and larger cable conductors now have their own marking options.
2023 NEC®No change
This section did not change from 2020 to 2023.
2026 NEC®Revised
Found at 200.7 in the 2026 NEC®.
Renumbered (it was 200.6). White insulation with a colored stripe that isn't green is now addressed.
Open the 2026 page →More 2020 changes in Article 200
This is a plain-English summary, not the NEC®'s exact wording. Always check the full section in the NEC® edition your area has adopted, plus any local amendments.
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