TL;DR
The National Electrical Code, the model electrical safety code adopted by states and local jurisdictions with local amendments.
What it means
The National Electrical Code, the model electrical safety code adopted by states and local jurisdictions with local amendments.
Where it sits in the glossary
NEC is part of the Trade jargon group inside the ProFix Directory glossary. Browse every term in this category from the glossary index.
Why Ohio homeowners should know it
The National Electrical Code is the baseline electrical safety code most states and cities adopt, then amend. Ohio inspectors do not work from a single statewide "Ohio NEC" — instead, each jurisdiction adopts a version of the NEC (often a few cycles behind the most recent edition) and layers local amendments on top.
Homeowners do not need to memorize NEC sections, but they should expect a credible electrician to talk in NEC language when explaining why a panel needs more breakers, why GFCI is required at a certain outlet, or why an EV charger needs a dedicated circuit. "That's not to code" should be tied to a specific NEC reference, not a vague claim.
ProFix tools that touch this term
Where this term gets mixed up
NEC is not a federal law
The NEC is published by the NFPA, a private organization. It only becomes law when a state or city adopts it.
Edition matters
An older Ohio city may still enforce a 2017 NEC while a newer suburb is on 2023. Permit applications usually name the active edition.
Where this term comes from
National Fire Protection Association, NFPA 70 (National Electrical Code).
See also
License: CC-BY-4.0 — quote freely with attribution to ProFix Editorial Team / ProFix Directory.