334.1 NM cable scope
What changed in 334.1
Type NMS cable was dropped. Article 334 now covers only Type NM and Type NMC cable.
Point by point
- Type NMS cable was removed from Article 334. The article now covers only Types NM and NMC.
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- 2 more points on exactly what changed
- The 2017 rule next to the 2020 rule, side by side
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This section across NEC® editions
2020 NEC®RevisedYou're here
Type NMS cable was dropped. Article 334 now covers only Type NM and Type NMC cable.
2023 NEC®No change
This section did not change from 2020 to 2023.
2026 NEC®No change
This section did not change from 2023 to 2026.
More 2020 changes in Article 334
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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