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Appendix AZ — EMERGENCY HOUSING

Section AZ104

California Residential Code (Title 24, Part 2.5) · 2022 edition · updated 2026-09-12 · California

Italicized text is a California amendment to the model code, as printed in the official publication.

AZ104.1 General.

Emergency sleeping cabins shall have an inte- rior floor area of not less than 70 square feet (6.5 m 2 ) for one occupant. Where more than one person occupies the cabin, the required floor area shall be increased at the rate of 50 square feet (4.65 m 2 ) for each occupant in excess of one. The interior floor area shall not exceed 400 square feet (37 m 2 ), excluding lofts.

AZ104.2 Live loads.

Emergency sleeping cabins shall be designed to resist intrusion of wind, rain, and to support the following live loads:

1. Floor live loads not less than 40 pounds per square foot (1.92 kPa) of floor area. 2. Horizontal live loads not less than 15 pounds per square foot (718 Pa) of vertical wall and roof area. 3. Roof live loads not less than 20 pounds per square foot (958 Pa) of horizontal roof area. 4. In areas where snow loads are greater than 20 pounds per square foot (958 Pa), the roof shall be designed and constructed to resist these additional loads.

AZ104.3 Minimum ceiling height.

Habitable space and hall- ways in emergency sleeping cabins shall have a ceiling height of not less than 80 inches (2032 mm). Bathrooms, toi- let rooms, and kitchens, if provided, shall have a ceiling height of not less than 76 inches (1930 mm). Obstructions

APPENDIX AZ-2 2022 CALIFORNIA RESIDENTIAL CODE

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shall not extend below these minimum ceiling heights includ- ing beams, girders, ducts, lighting and other obstructions.

Exception: Ceiling heights in lofts constructed in accor- dance with Section AZ108 are permitted to be less than 80 inches (2032 mm).

AZ104.4 Means of egress.

Emergency sleeping cabins shall be provided with at least two forms of egress placed remotely from each other. One form of egress may be an egress win- dow complying with Section AZ104.4.1. When a loft is pro- vided, one form of egress shall be an egress window complying with Section AZ104.4.1, provided in the loft space.

AZ104.4.1 Egress window. The bottom of the clear open- ing of the egress window shall not be more than 44 inches (1118 mm) above the floor. The egress window shall have a minimum net clear opening height of 24 inches (610 mm), and a minimum net clear opening width of 20 inches (508 mm). The egress window shall have a minimum net clear opening area of 5 square feet (0.465 m 2 ).

AZ104.5 Plumbing and gas service.

If an emergency sleep- ing cabin contains plumbing or gas service, it shall comply with all applicable requirements of the California Plumbing Code and the California Mechanical Code.

AZ104.6 Electrical.

Emergency sleeping cabins shall be pro- vided with all of the following installed in compliance with the California Electrical Code:

1. Continuous source of electricity. Exception: The source of electricity may be an emergency generator or renewable source of power such as solar or wind power. 2. At least one interior lighting fixture. 3. Electrical heating equipment listed for residential use and a dedicated receptacle outlet for the electrical heating equipment.

Exception: Electrical heating equipment and a ded- icated receptacle outlet for the electrical heating equipment are not required if non-electrical source of heating is provided. 4. At least one GFCI-protected receptacle outlet for use by the occupant(s).

AZ104.7 Ventilation.

Emergency sleeping cabins shall be provided with means of ventilation (natural and/or mechani- cal) allowing for adequate air replacement, as determined by the enforcing agency.

AZ104.8 Smoke alarms.

Emergency sleeping cabins shall be provided with at least one smoke alarm installed in accor- dance with Section R314.

AZ104.9 Carbon monoxide alarms.

If an emergency sleep- ing cabin contains a fuel-burning appliance(s) or a fire- place(s), a carbon monoxide alarm shall be installed in accordance with Section R315.

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Contents — California Residential Code (Title 24, Part 2.5)

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