A Declaration of Domicile proves residency in Broward County, Florida. It is often used to enroll children or college students in school.Maintain a place of abode at: Filing a Declaration of Domicile in Florida can help. A Domicile, in simple terms, refers to the place you consider your permanent and principal home. Next, provide your previous address and any other residence locations. 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. 'Domicile' generally refers to where you live – your residence that you intend to keep for the foreseeable future. Your domicile is the state of your permanent home, or the state you consider your home whenever you are elsewhere. Your domicile is an important place.