Courtesy of www.MikeHolt.com. Based on the 2023 NEC.
Question: All _____ that are spliced or terminated within the box shall be connected together. Connections and splices shall be made in accordance with Sec. 110.14(B) and Sec. 250.8 except that insulation shall not be required.
a) neutral conductors
b) equipment grounding conductors
c) phase conductors
d) switch-legs
See answer below.
Answer: b) equipment grounding conductors
Per Sec. 250.148(A): "All equipment grounding conductors that are spliced or terminated within the box shall be connected together. Connections and splices shall be made in accordance with 110.14(B) and 250.8 except that insulation shall not be required."
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About the Author
Mike Holt
Mike Holt is the owner of Mike Holt Enterprises (www.MikeHolt.com), one of the largest electrical publishers in the United States. He earned a master's degree in the Business Administration Program (MBA) from the University of Miami. He earned his reputation as a National Electrical Code (NEC) expert by working his way up through the electrical trade. Formally a construction editor for two different trade publications, Mike started his career as an apprentice electrician and eventually became a master electrician, an electrical inspector, a contractor, and an educator. Mike has taught more than 1,000 classes on 30 different electrical-related subjects — ranging from alarm installations to exam preparation and voltage drop calculations. He continues to produce seminars, videos, books, and online training for the trade as well as contribute monthly Code content to EC&M magazine.