1. Short title This Act may be cited as the Nuclear Powers America Act of 2017 . 2. Energy credit for nuclear energy property (a) In general Section 48(a)(3)(A) of the Internal Revenue Code of 1986 is amended in clause (vi) by striking or , by inserting or at the end of clause (vii), and by adding at the end the following new clause: (viii) qualified nuclear energy property, . (b) Eligible for 30-Percent credit Section 48(a)(2)(A)(i) of such Code is amended by striking and in subclause (III) and by adding at the end the following new subclause: (V) energy property described in paragraph (3)(A)(viii) but only with respect to property placed in service before January 1, 2024, and . (c) Qualified nuclear energy property Section 48(c) of such Code is amended by adding at the end the following new paragraph: (5) Qualified nuclear energy property (A) In general The term qualified nuclear energy property means any amounts paid or incurred for the refueling of, and any other expenditures described in section 263(a) with respect to, a qualifying nuclear power plant. (B) Qualifying nuclear power plant The term qualifying nuclear power plant means a nuclear power plant which— (i) submitted an application for license renewal to the Nuclear Regulatory Commission in accordance with part 54 of title 10, Code of Federal Regulations, before January 1, 2024, or (ii) certified to the Secretary (at such time and in such form and in such manner as the Secretary prescribes) that such plant will submit an application for license renewal to the Nuclear Regulatory Commission in accordance with part 54 of title 10, Code of Federal Regulations, before January 1, 2024. (C) Special rules (i) Basis For purposes of subsection (a), the cumulative amounts paid or incurred by the taxpayer during the taxable year with respect to a qualifying nuclear power plant, which are properly chargeable to capital account, shall be treated as the basis of the qualified nuclear energy property placed in service for that taxable year. (ii) Placed in service