Additional Low-Income Senior Exemption: Filing period is January 1 through March 1 of each year. Complete the form online and select the state's e-file option.Staff will be available to assist with Homestead, Senior and other property tax exemption applications, as well as answer questions. A proposed state constitutional amendment would increase Florida's homestead exemption for property taxes. Calculate how much you'll pay in property taxes on your home, given your location and assessed home value. Application deadline date is September 1st of the current year. The homestead exemption will last until the end of the year and you will have until March 1st to apply for homestead exemption. To receive this exemption, most tax agencies require active adults to fill out and submit forms along with proof of income.