Article 220
Calculations For
Branch Circuits,
Feeders, and Service.

Article 225
Outside Branch Circuits and Feeders.

Article 230
Services.

Article 240
Overcurrent Protection

Article 250
Grounding.

Article 300
Wiring Methods.

Article 310
General Wiring Conductors.

Article 400
Flexible Cords & Cables.

Article 410
Lighting Fixtures & Lamps.

Article 430
Motors, Circuits, & Controllers.

Article 450
Transformers & Vaults.

Article 500
Hazardous Locations.

Article 590
Temporary Wiring.