What are the necessary safety precautions and regulations for wiring hot tubs?

When wiring hot tubs, it is important to follow safety precautions and regulations to prevent electrical hazards. This includes using a ground fault circuit interrupter (GFCI) for the circuit, ensuring proper grounding, and following manufacturer's instructions. It is also important to have the wiring done by a licensed electrician to ensure compliance with local building codes and safety standards.