I have been a bona fide resident of the State of Florida since the ____ day of. , _____. Date. Month. Year. 2.A Declaration of Domicile proves residency in Broward County, Florida. It is often used to enroll children or college students in school. Fill in your current address. A Declaration of Domicile is a document you file with the court to show that you currently live in Florida and intend to remain living in Florida. What steps can you take to prove that Florida is your true domicile? Some steps are obvious. Do not sign your name(s) at the bottom of the form until you are physically present in front of the Notary Public. 2. A Declaration of Domicile is a legal document that identifies your principal home in Florida, with tax and asset protection benefits.