Leon County anon here. I was going to post this later after work where I could attach screenshots of an email conversation I had with a county election official. The one ballot which requires no postage is for military veterans and their dependents. Phonefagging at the moment so i cannot show screenshots of email. But here is the federal law. https://www.justice.gov/crt/uniformed-and-overseas-citizens-absentee-voting-act