Each dwelling unit must have at least one room with a minimum net floor area of how many square feet?

The minimum net floor area requirement for a dwelling unit is typically set to ensure that occupants have adequate space for living, sleeping, and other essential activities. The correct answer of 120 square feet establishes a baseline that promotes comfort, safety, and functionality within the unit. This figure is based on building codes that consider the characteristics of residential living, such as room dimensions and usable space.

A room with a minimum of 120 square feet allows for sufficient space to accommodate basic furnishings like a bed, wardrobe, and possibly a small desk or seating area, which enhances the livability of the unit. This standard aims to prevent overcrowding and create an environment that contributes to the health and well-being of the residents. Understanding the importance of these standards is crucial for building inspectors, as they play a key role in ensuring compliance with local regulations and codes to provide safe living conditions.