National Electrical Code Articles and Information

Code Quiz: Article 406, Part 2 of a series

Based on the 2014 NEC

Questions and answers written by Mark Lamendola, who has worked as a master electrician, electrical inspector, and design engineer. Mark is an IEEE Senior Member, and the Code article author for Codebookcity.com. Since 1996, he has been writing National Electrical Code articles for electrical trade magazines and has an extensive portfolio of hundreds of NEC articles.

Receptacles seem easy enough to install, but Code violations with them are actually quite common. So is poor workmanship. Article 406 provides the requirements for receptacles, cord connectors, and attachment plugs (caps). Take our quiz to see if you understand and can correctly apply these requirements.

1. Do you ground a receptacle or do you bond it?
   

2. Can you replace a grounding type receptacle with a non-grounding type? Say for addressing noise issues?
   
3. When installing a receptacle in a box that is set back from the finished surface, what rule must you follow in regard to the mounting yoke?
   
4. When installing a receptacle in a box that is flush with the finished surface, what rule must you follow in regard to the mounting yoke?
   
5. When installing a receptacle in a box that is mounted on a cover, what rule must you follow in regard to the mounting yoke?

Answers to this quiz are here: Answers to this quiz

See how you did!