jlv is correct if you filed 2018 federal IRS form 1040: Line 15 is "Total tax", the total tax you owed in 2018 (it's line 61 if you filed 1040NR). If you had bought your Leaf in 2018 and that number was 7,800 or more, you would have gotten 7,800 back. If it was anything less, the "Total tax"...