Multifamily Building
is any of the following:
A building of Occupancy Group R-2, other than a hotel/motel building or timeshare property,
A building of Occupancy Group R-3 that is a nontransient congregate residence, other than boarding houses of more than 6 guests and alcohol or drug abuse recovery homes of more than 6 guests, or
A building of Occupancy Group R-4.