1. Short title This Act may be cited as the Energy Storage Tax Incentive and Deployment Act of 2017 . 2. Energy credit for energy storage technologies (a) In general Subclause (II) of section 48(a)(2)(A)(i) of the Internal Revenue Code of 1986 is amended by striking paragraph (3)(A)(i) and inserting clause (i) or (viii) of paragraph (3)(A) . (b) Energy storage technologies Subparagraph (A) of section 48(a)(3) of the Internal Revenue Code of 1986 is amended by striking or at the end of clause (vi), by adding or at the end of clause (vii), and by adding at the end the following new clause: (viii) equipment which receives, stores, and delivers energy using batteries, compressed air, pumped hydropower, hydrogen storage (including hydrolysis), thermal energy storage, regenerative fuel cells, flywheels, capacitors, superconducting magnets, or other technologies identified by the Secretary in consultation with the Secretary of Energy, and which has a capacity of not less than 5 kilowatt hours, . (c) Phaseout of credit Paragraph (6) of section 48(a) of the Internal Revenue Code of 1986 is amended— (1) by striking energy in the heading and inserting and energy storage