You must file with the county or city where your home is located. Each county has different applications and required documents.Proof of Residence for Henry County applicant(s) is required to determine the owner's eligibility for exemptions (i.e. Deadline for filing Homestead exemption (including Disability Exemption or Age Exemption) is April 1st. Homestead Applications are Filed with Your County Tax Officials - Application for homestead exemption must be filed with the. Homestead status can save you money on your property taxes. Individual taxpayer identification numbers now qualify property owners for homestead exclusion. If you own and live in your home, you are likely eligible for the Regular Homestead Exemption. If you own and live in a house in Fulton County, you may qualify for homestead exemption.