The Property Appraiser mails Homestead Exemption application forms and qualification guidelines to persons who bought homes during the current year. The homestead exemption and Save Our Homes assessment limitation help thousands of Florida homeowners save money on their property taxes every year.The filing deadline is March 1, of tax year. The MiamiDade County Office of the Property Appraiser is accepting 2024 property exemption benefits applications until Mar. 1. Each year, January 1 through March 1, the MiamiDade Property Appraiser's office allows homeowners to file for Homestead Exemption. Submit all applications and documentation to the property appraiser in the county where the property is located. For homeowners in MiamiDade County, the Homestead Exemption is a gamechanger.