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.When applying for a homestead exemption, someone listed on the deed must complete an application. Anyone can apply for the Basic Homestead Exemption. (Applied for through Fulton County). If the property is in the City of Atlanta, Sandy Springs or Johns Creek, when the application for Homestead. Disabled Persons' Homestead Exemption 2007. (Applied for through Fulton County). At least in Fulton County, GA, no homestead exemption means no property tax cap. As a result, your property tax bill could go up significantly!