US residential solar enters post-incentive era after ITC expiry surge
The so-called One Big Beautiful Bill Act (OBBBA), passed in July 2025, eliminated the 30% investment tax credit for residential systems installed after 31 December 2025. The deadline prompted what EnergySage said was one of the largest demand surges the US industry has ever seen. Pricing and procurement As a result, EnergySage said most US
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