You must file with the county or city where your home is located. Each county has different applications and required documents.Homestead Applications are Filed with Your County Tax Officials - Application for homestead exemption must be filed with the. If you own and live in a house in Fulton County, you may qualify for homestead exemption. If the exemption was previously granted and you no longer qualify for the exemption, the law requires that you notify the Assessor's Office as soon as possible. A homestead exemption is a legal provision that helps to reduce the amount of property taxes on owner-occupied homes. The home must be your primary residence. Filing deadline for Homestead Exemptions, other tax documents April 1.