To amend the Energy Policy Act of 2005 to extend the eligibility for certain hydroelectric production and efficiency incentives.

Reliable Investment in Vital Energy Reauthorization Act of 2017 or the RIVER Act of 2017 This bill amends the Energy Policy Act of 2005 to extend the eligibility for and reauthorize through FY2027 the program of hydroelectric production incentives and incentive payments to the owners or operators of hydroelectric facilities at existing dams to make capital improvements directly related to improving efficiency.