>Fannie Mae will purchase a one-unit property with an accessory unit. An accessory unit is typically an additional living area independent of the primary dwelling unit and includes a fully functioning kitchen and bathroom. … The property is defined as a one-unit property.
As a granny flat is fully self-contained, they’ll usually contain the following rooms: A bedroom (usually just the one) A kitchen or kitchenette. A living area. A bathroom (either separate or an ensuite)
An ADU is a detached living space built on a property with an existing primary home.
Dwelling unit” means a structure or the part of a structure that is used as a home, residence or sleeping place by one person who maintains a household or by two or more persons who maintain a common household.
An accessory dwelling unit is a simple and old idea: having a second small dwelling right on the same grounds (or attached to) your regular single-family house, such as: an apartment over the garage. a tiny house (on a foundation) in the backyard.