How do I file a Florida IFTA quarterly tax return?
Complete an IFTA TAX RETURN and FLORIDA SCHEDULE 1 – IFTA FUEL TAX COMPUTATIONS (Combined HSMV 85921 and 85922), which is mailed on a quarterly basis to licensed carriers. Included with these forms is the IFTA Quarterly Tax Rate Schedule. Tax rates can be viewed, printed or downloaded at www.iftach.org. Step by step instructions for completion of the tax return can be found in the booklet HOW TO CALCULATE THE INTERNATIONAL FUEL TAX AGREEMENT QUARTERLY TAX RETURN (Form HSMV 85800).