Separation agreements in Ontario allow divorcing couple to live in the same house and still be considered separated from his/her spouse if following conditions are met:
There must be physical separation
There must be withdrawal by one or both spouses from the matrimonial obligation
There must be absence of sexual relations
Other factors such as discussion of family problems, communication between the spouses, presence, or absence of the spouse in joint social activities and whether the spouse has filed income tax as ‘separated’ or ‘married’.