On June 20, 2019, the United States Court of Federal Claims published its long-awaited opinion in California Ridge Wind Energy, LLC v. United States, No. 14-250 C. The opinion addressed how taxpayers engaging in related party transactions may appropriately determine the cost basis with respect to a wind energy project under the Internal Revenue Code (IRC). Central to the case was whether the taxpayer was allowed to include a $50 million development fee paid by a project entity to a related developer in the cost basis of a wind project for purposes of calculating the cash grant under Section 1603 of the American Recovery and Reinvestment Tax Act of 2009 (Section 1603). Section 1603 allowed taxpayers to take a cash grant in lieu of the production tax credit of up to 30% of the eligible cost basis of a wind project. The eligible cost basis under Section 1603 is determined in the same manner as under Section 45 for purposes of the investment tax credit (ITC). The...