### Question
What does net floor area mean?


### Answer
**Net floor area** has the following meaning in *10 U.S.C. § 2826*:

> the total number of square feet of the floor space inside the exterior walls of a structure, excluding the floor area of an unfinished basement, an unfinished attic, a utility space, a garage, a carport, an open or insect-screened porch, a stairwell, and any space used for a solar-energy system

#### Citation:
  - *10 U.S.C. § 2826*
  - Heading: **Subtitle A-General Military Law > PART IV-SERVICE, SUPPLY, AND PROCUREMENT > CHAPTER 169-MILITARY CONSTRUCTION AND MILITARY FAMILY HOUSING > SUBCHAPTER II-MILITARY FAMILY HOUSING**

