NEC 2026 · Open book
Open your Code.
Build your skills.
Choose an article or chapter activity. Read the facts. Find the rule. Make it your own.
Article 100
Know the name. Learn the meaning.
Find the printed page, explain a definition in your own words, and build your electrical vocabulary.
Practice definitions ↗Article 110
Read the installation. Find the Code.
Make jobsite decisions, inspect installations, and drag the minimum working space in 3D. Find the Code for each call.
Explore Article 110 ↗Article 120
Work the load. Find the Code.
Calculate dwelling and branch-circuit loads one step at a time. Check each number and its NEC reference.
Practice load calculations ↗Article 130
Manage the load. Protect the system.
Choose EMS or PCS functionality, run a shop simulation, judge load shedding, and inspect installations in four activities.
Try Article 130 ↗Chapter 2 · Articles 200–270
Trace the system. Make the Code connection.
Chapter 2: follow the power and find the protection. Guided jobsites, random investigations, an interactive system map and exact Code-reference lookups.
Investigate Chapter 2 ↗Chapter 3 · Wiring methods and materials
Build the installation. Back it with your book.
Week 5 · Chapter 3: inspect installations on Night 1, then choose and justify materials on Night 2. Fixed guided sequences followed by random jobs.
Practice Chapter 3 ↗Chapter 4 · Equipment for general use
Using the electricity
Week 6 · Start with the equipment article, find the exact provision, and make a jobsite decision. Six guided cases each night.
Practice Chapter 4 ↗Chapter 5 · Special occupancies
Specific occupancies and locations
Week 7 · Classify hazardous locations and navigate the rules for special occupancies. Six guided cases each night.
Practice Chapter 5 ↗Chapter 6 · Special equipment
Specific equipment of the NEC
Week 8 · Use the scope, parts, and tables for special equipment. Six guided cases each night.
Practice Chapter 6 ↗