Codes & Standards

Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to Jim at codefaqs@gmail.com. Answers are based on the 2020 NEC. In-law...

Chapter 7 of the National Electrical Code includes many articles, such as Emergency Systems (Article 700); Legally Required Standby Systems (Article 701); Optional Standby Systems (Article 701); Class 1, 2...

Article 100 is the keeper of national electrical code definitions. The NEC Style Manual indicates that if a word or term is used in more than two articles, then it...

Springtime brings more moderate weather after a long, cold winter. It also brings damaging storms. Thunderstorms are more frequent in the spring than during other times of the year, as...

Jim Dollard has an extensive background in codes and standards. Send questions about the National Electrical Code (NEC) to codefaqs@gmail.com. Answers are based on the 2020 NEC. Cutting into solid...