For taxable years beginning 1/1/2026, clarifies that the Renewable Fuels Production Tax Credit shall only be claimed by taxpayers for which qualified renewable fuels production costs are incurred within the State and sold for distribution within the State. Allows taxpayers to be eligible for a separate ten-year credit period for each separate qualified renewable fuels production that independently meets eligibility requirements. Extends the time frame for taxpayers to file certain statements with the Hawaii State Energy Office.