Tesla nearing limit of $7,500 federal tax credits, which will boost effective prices this fall

2018 Tesla Model XAdding to Elon Musk's headaches this month, Tesla is about to hit the limit on federal tax credits for electric cars. This could effectively raise prices for buyers of the company's critical Model 3. The tax credits, passed in 2008 as part of the Energy Improvement and Extension Act and signed by President George W. Bush, grant taxpayers who buy...