acquisition or expansion, and for conducting inquiries, technological investigations and research concerning the extraction, processing, use, and disposal of mineral substances without objectionable social and environmental costs ( 30 U.S.C. 3 , 1602, and 1603), $572,701,000, to remain available until expended: Provided , That of such amount $57,000,000 shall be available until September 30, 2019, for program direction. Naval petroleum and oil shale reserves For Department of Energy expenses necessary to carry out naval petroleum and oil shale reserve activities, $4,900,000, to remain available until expended: Provided , That notwithstanding any other provision of law, unobligated funds remaining from prior years shall be available for all naval petroleum and oil shale reserve activities. Strategic petroleum reserve For Department of Energy expenses necessary for Strategic Petroleum Reserve facility development and operations and program management activities pursuant to the Energy Policy and Conservation Act ( 42 U.S.C. 6201 et seq.), $180,000,000, to remain available until expended. Energy security and infrastructure modernization fund As authorized by section 404 of the Bipartisan Budget Act of 2015 ( Public Law 114–74