Temporary installations 590.4(g)

[1life1impact]

on construction sites...does this men that you can literally just splice 2 nonmetallic multiconductor cords and simply tape them up with electrical tape , rather than use a jbox? (As long as equipment grounding continuity is maintained)

 

[tortuga]

Yes.
Note that they added another exception (2) in the 2020 NEC to clarify a few other common practices on construction sites.

 

[roger]

on construction sites...does this men that you can literally just splice 2 nonmetallic multiconductor cords and simply tape them up with electrical tape , rather than use a jbox? (As long as equipment grounding continuity is maintained)

I would use wire nuts.

Roger

 

[tortuga]

I would use wire nuts.

Roger

Oh yeah I would assume wirenuts are involved.

 

[LarryFine]

Oh yeah I would assume wirenuts are involved.

We usually are.