The Fair Housing Act applies to:

• single family housing owned by private individuals when a broker is used or discriminatory advertising is used
• single family housing not owned by private individuals
• single family housing owned by private individuals who own more than three such dwellings or who, in any two-year period, sell more than one dwelling in which he or she was not the most recent resident
• multifamily dwellings of five or more units
• multifamily dwellings of four or fewer units, if the owner does not reside in one of the units