NFPA 70 NEC CHAPTERS 2025
Chapter 1 - ANSWER General
Chapter 2 - ANSWER Wiring and Protection
Chapter 3 - ANSWER Wiring Methods and Materials
Chapter 4 - ANSWER Equipment for General Use
Chapter 5 - ANSWER Special Occupancies
Chapter 6 - ANSWER Special Equipment
Chapter 7 - ANSWER Special Conditions
Chapter 8 - ANSWER Communication Systems
Chapter 9 - ANSWER Tables
Article 100 - ANSWER Definitions
Article 110 - ANSWER General Requirements for Electrical Installations
Article 200 - ANSWER Use and Identification of Grounded Conductors
Article 210 - ANSWER Branch Circuits Not Over 1000 Volts ac, 1500 Volts
dc, Nominal
Article 215 - ANSWER Feeders
Article 220 - ANSWER Branch-Circuit, Feeder, and Service Load Calculations
, Article 225 - ANSWER Outside Branch Circuits and Feeders
Article 230 - ANSWER Services
Article 235 - ANSWER Feeders and Branch Circuits Over 1000 Volts ac, 1500
Volts dc, Nominal
Article 240 - ANSWER Overcurrent Protection
Article 242 - ANSWER Overvoltage Protection
Article 245 - ANSWER Service Overcurrent Protection over 1000 Volts ac,
1500 Volts dc
Article 250 - ANSWER Grounding and Bonding
Article 300 - ANSWER General Requirements for Wiring Methods and
Materials
305 - ANSWER General Wiring Methods and Materials Requirements for
Systems Rated Over 1000 Volts ac, 1500 Volts dc, Nominal
Article 310 - ANSWER Cabinets, Cutout Boxes, and Meter Socket Enclosures
Article 314 - ANSWER Outlet, Device, Pull, and Junction Boxes; Conduit
Bodies; Fittings; and Handhole Enclosures
Article 315 - ANSWER Medium Voltage Conductors, Cable, Cable Joints, and
Cable Terminations
Article 320 - ANSWER Armored Cable: Type AC
Article 322 - ANSWER Flat Conductor Cable: Type FC
Chapter 1 - ANSWER General
Chapter 2 - ANSWER Wiring and Protection
Chapter 3 - ANSWER Wiring Methods and Materials
Chapter 4 - ANSWER Equipment for General Use
Chapter 5 - ANSWER Special Occupancies
Chapter 6 - ANSWER Special Equipment
Chapter 7 - ANSWER Special Conditions
Chapter 8 - ANSWER Communication Systems
Chapter 9 - ANSWER Tables
Article 100 - ANSWER Definitions
Article 110 - ANSWER General Requirements for Electrical Installations
Article 200 - ANSWER Use and Identification of Grounded Conductors
Article 210 - ANSWER Branch Circuits Not Over 1000 Volts ac, 1500 Volts
dc, Nominal
Article 215 - ANSWER Feeders
Article 220 - ANSWER Branch-Circuit, Feeder, and Service Load Calculations
, Article 225 - ANSWER Outside Branch Circuits and Feeders
Article 230 - ANSWER Services
Article 235 - ANSWER Feeders and Branch Circuits Over 1000 Volts ac, 1500
Volts dc, Nominal
Article 240 - ANSWER Overcurrent Protection
Article 242 - ANSWER Overvoltage Protection
Article 245 - ANSWER Service Overcurrent Protection over 1000 Volts ac,
1500 Volts dc
Article 250 - ANSWER Grounding and Bonding
Article 300 - ANSWER General Requirements for Wiring Methods and
Materials
305 - ANSWER General Wiring Methods and Materials Requirements for
Systems Rated Over 1000 Volts ac, 1500 Volts dc, Nominal
Article 310 - ANSWER Cabinets, Cutout Boxes, and Meter Socket Enclosures
Article 314 - ANSWER Outlet, Device, Pull, and Junction Boxes; Conduit
Bodies; Fittings; and Handhole Enclosures
Article 315 - ANSWER Medium Voltage Conductors, Cable, Cable Joints, and
Cable Terminations
Article 320 - ANSWER Armored Cable: Type AC
Article 322 - ANSWER Flat Conductor Cable: Type FC
