Governing local Municipality??
Example:
Vandenburgh County
15.16.080 Use of cellar or basement as habitable room.
No person shall occupy or let to another person for occupancy any dwelling or dwelling unit, for the purpose of living therein, which does not comply with the following requirements.
A. No cellar space shall be used as a habitable room or dwelling unit.
B. No basement space shall be used as a habitable room or dwelling unit unless the following requirements are met.
1. The floor and walls are impervious to leakage of underground and surface runoff water and are insulated against dampness.
2. The total window area in each room is equal to at least the minimum window area sized as required in Section
15.16.040.
3. The required minimum window area is located entirely above the grade of the ground adjoining the window area.
4. The total openable window area in each room is equal to at least the minimum as required in Section 15.16.040B, except where there is supplied some other device affording adequate ventilation and approved by the health officer and the joint department of building commissioners.
5. The central heating plant of the dwelling in which the habitable room is located is separated from the habitable room by a one-hour fire resistive material.