A. Internal Accessory Swilling Unit (IAUD), hereafter means an accessory dwelling unit created:

1. Within a primary dwelling;
2. Within the foot print of the primary dwelling at the time the IADU is created and for the purpose of offering a long-term rental of 30 consecutive days or longer.

B. Primary Dwelling means a single-family dwelling that:

1. Is detached; and
2. Is occupied as the primary residence of the owner of record.
3. Includes a garage if the garage:
   
   1. Is a habitable space; and
   2. is connected to the primary dwelling by a common wall.

A. One IADU is a permitted use within a primary dwelling unit located in any area zoned primarily for residential use.

B. An IADU shall not be permitted on a property with a failing septic tank.

C. An IADU shall not be permitted on a property within a mobile home or with the property area of a mobile home.

D. IADUs may be incorporated into a primary dwelling by converting the existing primary dwelling space to function as an accessory dwelling unit. This provision includes attached garages if they are a habitable structure.

E. A minimum of one extra parking space beyond the parking required for the primary dwelling shall be provided on a property where an IADU is proposed.

F. Parking spaces displaced by the construction of an IADU (i.e. parking within the garage or carport displaced after the construction of an IADU within the garage or carport) shall be replaced to meet the requirement above.

G. Required parking shall be gravel or paved with a hard surface and shall not be in tandem with parking required for the primary dwelling unit.

H. IADUs shall comply with all applicable building, health, and fire codes.

I. Emergency egress windows are required in IADUs in accordance with Utah State Code .

J. Entrance Locations: Entrances to accessory dwelling units that are located within a single-family dwelling are permitted in the following locations:

1. An existing entrance to the single-family dwelling;
2. On the side or rear of the building. Stairs leading to an IADU in the basement are permitted to encroach into the side yard.
3. Exterior stairs leading to an entrance above the first level of the principal structure must not be visible from the street.

K. IADUs may be added to a primary dwelling unit by constructing additional dwelling space attached to the primary dwelling with a common wall.

1. Common walls shall extend floor to ceiling and shall extend from one exterior wall toward the interior of the dwelling for a distance that is at least half of the length or width of the primary dwelling.
2. Architectural elements for new construction of IADU space shall be consistent with the City's regulation of single-family dwelling units, including those located in the Historic Preservation District.

L. An IADU shall maintain the same address as the primary dwelling with the addition of "Unit B." The primary dwelling will be labeled "Unite A.":