The Treasury Department has announced stricter rules for solar and wind projects to qualify for federal tax subsidies, which are being phased out over the next two years under President Donald Trump’s Big Beautiful Bill.

The Hill reports that the Trump administration has unveiled a new set of rules that will make it more challenging for wind and solar projects to qualify for federal tax subsidies. The revisions, announced by the U.S. Treasury Department on Friday, change the longstanding definitions of what it means for a project to be considered under construction.

Under the new guidelines, developers of large-scale solar arrays and wind farms will be required to complete physical work rather than simply demonstrate that they have invested capital. This change is in response to an exe

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