Which of the following statements is true regarding the NEC requirements for GFCI protection?

The statement that hydromassage tubs must always have GFCI protection aligns with the NEC (National Electrical Code) requirements that prioritize safety in residential wiring. GFCI, or Ground Fault Circuit Interrupter, protection is designed to prevent electrical shock by quickly shutting off the electrical supply when it detects imbalances between incoming and outgoing current.

Hydromassage tubs, due to their use of water and electricity in proximity, present a higher risk for electric shock hazards. As such, the code mandates that these installations have GFCI protection to ensure safety for users. This requirement reflects a fundamental principle of the NEC, which aims to minimize the risks of electrical shock associated with wet environments.

In contrast, GFCI protection is not optional in scenarios where the risk of electrical shock is significant, such as in bathrooms, kitchens, or other locations where moisture is present. Therefore, recognizing the necessity of GFCI protection for hydromassage tubs underscores the importance of adhering to safety regulations to protect users from potential hazards.