than 16.25 grams of CO 2 e per KWh, by rounding such rate to zero). (4) Carbon capture and sequestration equipment For purposes of this subsection, the amount of greenhouse gases emitted into the atmosphere by a qualified facility in the production of electricity shall not include any qualified carbon dioxide (as defined in section 48E(c)(3)(A)) that is captured and disposed of by the taxpayer. (c) Inflation adjustment (1) In general In the case of a calendar year beginning after 2018, the 1.5 cent amount in clause (i) of subsection (a)(2)(A) shall be adjusted by multiplying such amount by the inflation adjustment factor for the calendar year in which the sale or use of the electricity occurs. If any amount as increased under the preceding sentence is not a multiple of 0.1 cent, such amount shall be rounded to the nearest multiple of 0.1 cent. (2) Annual computation The Secretary shall, not later than April 1 of each calendar year, determine and publish in the Federal Register the inflation adjustment factor for such calendar year in accordance with this subsection. (3) Inflation adjustment factor The term inflation adjustment factor means, with respect to a calendar year, a fraction the numerator of which is the GDP implicit price deflator for the preceding calendar year and the denominator of which is the GDP implicit price deflator for the calendar year 1992. The term GDP implicit price deflator means the most recent revision of the implicit price deflator for the gross domestic product as computed and published by the Department of Commerce before March 15 of the calendar year. (d) Credit phase-Out (1) In general If the Secretary, in consultation with the Secretary of Energy and the Administrator of the Environmental Protection Agency, determines that the annual greenhouse gas emissions from electrical production in the United States are equal to or less than 65 percent of the annual greenhouse gas emissions from electrical production in the United States for calendar year 2017, the amount of the clean