You must file with the county or city where your home is located. Each county has different applications and required documents.Copies of pages 1 and 2 from your prior year Federal 1040 and pages 1 through 3 of your prior year Georgia 500 are required. If you are 65 years old as of Jan. The deadline for filing for Homestead Exemption is April 1. You can complete your homestead exemption application online: Online Homestead Application. When applying, you must provide proof of Georgia residency. FILE A HOMESTEAD EXEMPTION ONLINE NOW. exemptions_school. Additional exemptions based on income and disability. There is no income limit for this exemption.