1. Short title This Act may be cited as the National Park Restoration Act . 2. National Park Restoration Fund (a) Establishment There is established in the Treasury of the United States a special fund, to be known as the National Park Restoration Fund (referred to in this section as the Fund ). (b) Contents The Fund shall consist of— (1) any amounts deposited in the Fund under subsection (c)(2); and (2) any income on investments under subsection (d). (c) Deposits to Fund (1) Definitions In this subsection: (A) Available receipts (i) In general The term available receipts , with respect to a fiscal year, means, of the amount described in clause (ii) for the fiscal year, the amounts that would otherwise be credited, covered, or deposited in the Treasury of the United States as miscellaneous receipts for the fiscal year. (ii) Description of amount The amount referred to in clause (i) is the amount equal to the difference between— (I) the total amount of energy development revenues for the applicable fiscal year; and (II) (aa) for fiscal year 2018, $7,800,000,000; (bb) for fiscal year 2019, $8,000,000,000; (cc) for fiscal year 2020, $8,200,000,000; (dd) for fiscal year 2021, $8,600,000,000; (ee) for fiscal year 2022, $8,800,000,000; (ff) for fiscal year 2023, $9,000,000,000; (gg) for fiscal year 2024, $9,000,000,000; (hh) for fiscal year 2025, $9,100,000,000; (ii) for fiscal year 2026, $9,300,000,000; and (jj) for fiscal year 2027, $9,400,000,000. (B) Energy development revenues The term energy development revenues means all revenues due and payable to the United States from oil, gas, coal, or alternative or renewable energy development on Federal land and water. (2) Deposits For each of fiscal years 2018 through 2027, there shall be deposited in the Fund an amount equal to the product obtained by multiplying— (A) the available receipts for the fiscal year