The NEC requires electrical work to be done in a neat and workmanlike manner [see Sec. 110.12] and references a couple of industry standards in the Informational Note below that requirement. Following that are two additional requirements:
- 110.12(A). The gist of this is you use the snap-in hole covers (or equivalent) to close enclosure openings such as those for raceway.
- 110.12(B). The gist of this is you properly assemble clean and undamaged parts when insta