The new guest house rules allow two ADUs per lot (and even three on certain lots), and each ADU may be up to 75% of the gross floor area of the main house (not to exceed 1,000 sf for lot up to 10,000 sf or 3,000 sf for lots over 10,000 sf).
An occupancy limitation of two persons per bedroom residing in a dwelling unit shall be presumed reasonable for this state and all political subdivisions of this state.
4 people is the maximum occupancy but some landlords push the bill. Two people per room is the norm. Arizona has no written law on the subject but that is HUD standards. Maximum occupants in a 2 bedroom home in Martinsburg west ...
PHOENIX - Arizona's new casitas law paves the way for more housing in the state. This new law allows Accessory Dwelling Unit's (ADUs) or casitas to be built on single-family home lots in cities with more than 75,000 people.
State law has a standard occupancy limit of two persons per bedroom. However, the landlord has the right to refuse to rent to more persons per bedroom if he chooses. ARS §33-1317.
The rules are as follow: For every 70 to 119 sq. feet, the maximum number of people allowed is 2. For every 120 to 169 sq. feet, the maximum number of people allowed is 3. For every 170 to 219 sq. feet, the maximum number of people allowed is 4. For each extra occupant, 50 sq. feet is required.
Note 1: The City of Phoenix maximum occupancy standards allow two persons per sleeping room. Occupancy exceptions will be considered if a family has special circumstances that are justified in writing. Exceptions will not exceed HUD's Housing Quality Standards (HQS) which allow two persons per living/sleeping room.
Arizona requires Airbnb hosts to comply with building and housing regulations that cover the safety and habitability of rental properties. These include maintaining proper construction, design, and essential services that meet health and safety standards. Hosts should refer to the City's building codes for specifics.