Buyers in the US looking to take advantage of the federal electric vehicle tax credit have one last weekend to hunt for a good deal. Wording in the One Big Beautiful Bill Act that killed the $7,500 federal EV tax credit set a hard Sept. 30 deadline for claiming the tax credit, but the IRS is giving buyers and automakers a break by allowing a “written binding contract” for the purchase of the vehicle to qualify for the credit in lieu of delivery of that vehicle by Sept. 30. This weekend, automakers like G ...