How do I know if a charge is Taxable and what is my Sales Tax Rate? Dealerware September 06, 2019 15:54 Updated Follow Consult your dealership's Controller or finance contact to determine taxability and state requirements. Related articles What is the difference between charging Fuel and charging a Fuel Convenience Fee? How do I configure dealership settings in Dealerware Setup? How do I update vehicle status? How do I add employees in Dealerware Setup? Comments 0 comments Please sign in to leave a comment.