March 10, 2026
The Trump administration has told a D.C. federal judge there's no basis to sustain a lawsuit challenging an IRS notice eliminating a safe harbor test that wind and solar projects could use to qualify for clean energy tax credits.
February 23, 2026
Sixteen Democratic-led states are backing a legal challenge to an Internal Revenue Service notice eliminating a safe harbor test that large wind and solar projects could use to qualify for clean energy tax credits.
December 18, 2025
Several groups, including the Natural Resources Defense Council and the city of San Francisco, asked a D.C. federal court Thursday to block the Internal Revenue Service from instituting new tax credit rules that they say illegally discriminate against wind and solar projects.