Code Q&A: Permitted Uses of UF Cable

Aug. 25, 2021

Test your NEC knowledge.

Mike Holt

Courtesy of www.MikeHolt.com

Based on the 2020 NEC. Underlined text indicates a change in the 2020 NEC.

Q. What are the uses permitted by the NEC for Type UF cable?

See answer below.

A. Type UF cable is permitted [Sec. 340.10]:

(1) Underground in accordance with Sec. 300.5.

(2) As a single conductor in a trench or raceway with circuit conductors.

(3) For wiring in wet, dry, or corrosive locations.

(4) Where installed as nonmetallic-sheathed cable, the installation must comply with Parts II and III of Art. 334.

These materials are provided to us by Mike Holt Enterprises in Leesburg, Fla. To view Code training materials offered by this company, visit www.mikeholt.com/code.

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.