Incentive payments under this section shall not exceed 30 percent of the costs of the applicable capital improvement.
Not more than 1 incentive payment may be made under this section with respect to capital improvements at a single qualified hydroelectric facility in any 1 fiscal year, the amount of which shall not exceed $5,000,000.
There is authorized to be appropriated to the Secretary to carry out this section $553,600,000 for fiscal year 2022, to remain available until expended.