NFPA 70: National Electrical Code (NEC), 2023 Edition
The NEC 2023 is the industry’s authoritative electrical safety code for residential, commercial, and industrial projects. It consolidates requirements for safe design, installation, and inspection to protect people and property from electrical hazards while supporting modern technologies.
Key NEC 2023 Updates & Coverage
- EV charging systems (Level 1–DC fast charging), solar photovoltaic arrays, and battery energy storage systems (BESS)
- Requirements for smart devices, transfer equipment, surge protection, and service equipment labeling
- Revisions for grounding & bonding, overcurrent protection, and wiring methods
- Improved navigation, cross-references, and usability for faster compliance checks
Who uses NEC 2023? Licensed electricians, electrical inspectors, ECs, engineers, facilities teams, and trade students preparing for exams.