Additional Low-Income Senior Exemption: Filing period is January 1 through March 1 of each year. If you have any questions on filing for property tax exemptions, please contact our office at 813-272-6100.To apply for the standard homestead exemption in Florida, visit the property appraiser's website for the county where your property is located. Contact your local property appraiser if you have questions about your exemption. File the signed application for exemption with the county property appraiser. Complete the form online and select the state's e-file option. When to file: Application for all exemptions must be made between January 1 and March 1 of the tax year.