The application filing period is from January 1st through December 31st. 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. Disabled applicants must complete form DTE 105E,. To apply for the standard homestead exemption in Florida, visit the property appraiser's website for the county where your property is located.