
Indexed GIES field reference for article lookup, bookmarks, and local notes. Full NEC text is not bundled.
This section is an index and note layer only. Use your licensed 2020 NFPA 70 / NEC book, NFPA LiNK access, or AHJ-published adopted code source for exact enforceable text. Do not treat this page as the full code.
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Short GIES field cards are grouped directly in the code tab below. Use the full cards when you need the detailed bullet list, exceptions, and gotchas.
Open Full Quick Card LibraryLegacy Common CardsConductor ampacity, insulation types, temperature ratings, and adjustment/correction references.
Keywords: ampacity, conductor, THHN, THWN, temperature, 310.16, derating
Related: 240, 300, 334
MC cable installation rules, uses, support, and limitations.
Keywords: MC cable, metal clad, support
Related: 300, 320, 334
NM-B rules for residential and light commercial contexts, protection, securing, and permitted uses.
Keywords: NM-B, Romex, nonmetallic sheathed cable, dwelling, support
Related: 300, 310, 320
SE/USE cable applications for service and feeder work.
Keywords: SE cable, USE cable, service entrance
Related: 230, 310, 334