Homestead Exemption. The deadline to submit a homestead and all exemption applications is March 1 following the year of your home purchase.This form is to be filed when a married couple agrees to designate percentage shares of the homestead assessment difference (Save Our Homes Cap). To qualify for homestead, you must meet the residency requirements and fill out a form from the Property Appraiser's office. Permanent Florida residency required on January 1. Homestead exemption applications may now be filed online! Complete the form online and select the state's e-file option. You should complete all required forms and applica ons for the exemp on and file them with your county property appraiser. Public Records of Pinellas County, Florida.