What is sales tax on used cars in Dade county Florida?

There is no sales tax on used cars in Dade County, Florida. The state of Florida exempts the sale of used cars from sales tax, regardless of the county in which the sale takes place. However, the buyer may be responsible for paying a documentary stamp tax, which is a flat fee based on the purchase price of the vehicle. The documentary stamp tax rate in Dade County is $0.70 per $100 of the purchase price, with a minimum tax of $7.