National Electrical Code – 2023 Current Status Not Enrolled Price Enroll Now! Get Started Login Course Content Article 90: Introduction Article 100: Definitions Article 110: Requirements for Electrical Installations Article 200: Use and Identification of Grounded Conductors Article 210: Branch Circuits Article 215: Feeders Article 220: Branch Circuit, Feeder, and Service Load Calculations Article 225: Outside Branch Circuits and Feeders Article 230: Services Article 240: Overcurrent Protection Article 242: Overvoltage Protection Article 250: Grounding and Bonding Article 300: General Requirements for Wiring Methods and Materials Article 310: Conductors for General Wiring Article 311: Medium Voltage Cables Article 312: Cabinets, Cutout Boxes, and Meter Socket Enclosures Article 314: Outlet, Device, Pull, and Junction Boxes; Conduit Bodies, Fittings, and Handhole Enclosures Article 320: Armored Cable – Type AC Article 322: Flat Cable Assemblies – Type FC Article 324: Flat Conductor Cable – Type FCC 1 of 8 Previous Electrical Estimating II - Advanced Electrical Estimating Next Electrical Estimating I - Basic Electrical Estimating ibidelectric