Applications can be filed year round, but must be submitted on or before April 1st in order to apply for the current tax year. Exemption. DO I NEED TO RE-APPLY EVERY YEAR?Fulton County homeowners have until April 1 to apply for a homestead exemption and receive a discount on their city, county and school property taxes. April 1 is the Homestead Exemption Application Deadline for Fulton County Homeowners. How Do I … File a Homestead Exemption Application? Fulton County: Fill out your homestead exemption on or before April 1 to ensure it applies to the current tax year. Homestead applications for real estate and manufactured homes are accepted until December 31st for the year you are applying for. I need an application! The deadline to apply is April 1, 2024. That's soon, in other words.