Hi and welcome to JA,
A family member must apply to the court to become a legal guardian of the patient with a directive in the order of the court that the live in admit the guardian to the house. If she does not, the order should permit police action to gain entry.
Rich
Lawyer (JD)
NYC Trial Atty. 30 yrs.- pers. inj., contracts, real estate, criminal, estates, matrimonial.