To receive the 100 percent disabled veteran exemption, you may file for the exemption up to five years after the delinquency date for the taxes on the property. Filing for Florida's Homestead Exemption can offer you tax savings when you own real estate in Florida.Residence Homestead Exemption Application (includes Age 65 or Older, Age 55 or Older Surviving Spouse, and Disabled Person Exemption). You must apply with your county appraisal district to get a homestead exemption. Applying is free and only needs to be filed once. You must apply with your county appraisal district to get a homestead exemption. Applying is free and only needs to be filed once. Loan Assistance Tool. That should have a "File Homestead Exemption Online" hyperlink. Clicking it will begin the online application process.