Electrical installations for spas, hot tubs, and hydromassage tubs must comply with Part I of NEC Art. 680. The requirements that apply specifically to spas and hot tubs are in Part IV. Those that ...
You do not say where the spa/hot tub is located, so I cannot provide a single answer. Section 680.42(A)(2) permits a cord-and-plug connection if GFCI protection is provided for the connection. The ...