This agreement will connect the UK's fast-growing clean energy sector with the Californian market, opening up new export opportunities, supporting skilled jobs opportunities across the UK and backing British businesses to compete and grow — with companies like Octopus.
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This program gives you 30% of the total cost of your solar installation, also called photovoltaics, back to you as federal tax credits.
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Export tax rebate: The refund rate for photovoltaic modules (HS 8541. 43) has been reduced from 13% to 9%, effective from December 1, 2024. There may be differences for different classifications (such as brackets), so it is recommended to verify the latest rates.
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For 2025, residential solar installations qualify for a 30% federal tax credit on the total system cost, including equipment and installation expenses.
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