The Basics
This is the primary purpose of the NEC (the "Practical Safeguarding" of these two things).
What are People and Property?
This section at the very back of the book is organized alphabetically and helps you find specific keywords.
What is the Index?
This specific word in a code rule means that the action is mandatory.
What is "Shall"?
This Article covers the requirements for Grounding and Bonding.
What is Article 250?
This is the standard amount of "free conductor" (in inches) required at each outlet for splicing.
What is 6 inches?
This organization publishes the National Electrical Code.
What is the NFPA (National Fire Protection Association)?
This chapter is dedicated solely to technical tables, such as conduit fill.
What is Chapter 9?
This phrase indicates that an action is permitted but not required (permissive language)
What is "Shall be permitted"?
This Article covers the requirements for "Working Space" and general requirements for electrical installations.
What is Article 110?
This is the minimum size copper conductor permitted for general wiring.
What is 14 AWG?
This term refers to the local authority or inspector who has the power to enforce the code.
What is the AHJ (Authority Having Jurisdiction)?
If you are looking for rules on a broad topic like "Motors" or "Switchboards," you should check this section at the very front of the book.
What is the Table of Contents?
This word indicates that an action is prohibited or forbidden.
What is "Shall not"?
You would look in this Article if you were installing Nonmetallic-Sheathed Cable (Type NM/Romex).
What is Article 334?
This is the maximum distance (in feet) allowed between receptacles along a kitchen countertop.
What is 2 feet (24 inches)?
This Article contains the definitions used throughout the entire Code book.
What is Article 100?
These notes provide extra information or explanations but are NOT mandatory rules.
What are Informational Notes?
These types of rules allow for alternative methods if the AHJ approves.
What are Permissive Rules?
If you are installing a swimming pool or hot tub, you must follow the rules in this Article.
What is Article 680?
This is the Table used to find the Ampacity of insulated conductors.
What is Table 310.16?
True or False: The NEC is a design specification or an instruction manual for untrained persons.
What is False?
Chapters 1, 2, 3, and 4 are known as this, because they apply to all electrical installations.
What are General Chapters?
Mandatory rules are characterized by the use of these two specific words.
What are "Shall" or "Shall not"?
This Chapter covers Communication Systems, such as radio, TV, and network cabling.
What is Chapter 8?
According to Chapter 9, Table 1, Note 4, if a conduit nipple is this long or shorter, it can be filled to 60%.
What is 24 inches?