Additional Low-Income Senior Exemption: Filing period is January 1 through March 1 of each year. Contact your local property appraiser if you have questions about your exemption.File the signed application for exemption with the county property appraiser. To apply for the standard homestead exemption in Florida, visit the property appraiser's website for the county where your property is located. Least 25 years, is 65 or older, and whose household income does not exceed the household income limitation. Senior Homestead Exemption. Year. Senior citizens must file an application each year in order to keep the exemption. Senior Citizen Assessment Freeze Exemption. You must contact the Property Appraiser's Office at (352) 341-6600 to file for homestead exemption. This is the quickest way to apply.