To help Farm Bureau members navigate the complexity of Florida’s tax code, we have provided a listing of sales tax exemption certificates for agriculture as of July 1, 2017. We have also included Tax Information Publications (TIP) provided by the Florida Department of Revenue if they are available. Agricultural Sales Tax Exemptions. Best Answer. Copy. What I've found out is the following: You have to go to your county assessor's office. They have the application form for you to fill out there. They will then submit your.