applicable dollar amount
(10) Indian coal production facilities (A) Determination of credit amount In the case of a producer of Indian coal, the credit determined under this section (without regard to this paragraph) for any taxable year shall be increased by an amount equal to the applicable dollar amount per ton of Indian coal— (i) produced by the taxpayer at an Indian coal production facility during the 15-year period beginning on January 1, 2006 , and (ii) sold by the taxpayer— (I) to an unrelated person (either directly by the taxpayer or after sale or transfer to one or more related persons), and (II) during such 15-year period and such taxable year. (B) Applicable dollar amount (i) In general The term “applicable dollar amount” for any taxable year beginning in a calendar year means— (I) $1.50 in the case of calendar years 2006 through 2009, and (II) $2.00 in the case of calendar years beginning after 2009. (ii) Inflation adjustment In the case of any calendar year after 2006, each of the dollar amounts under clause (i) shall be equal to the product of such dollar amount and the inflation adjustment factor determined under paragraph (2)(B) for the calendar year, except that such paragraph shall be applied by substituting “2005” for “1992”. (C) Application of rules Rules similar to the rules of the subsection (b)(3) and paragraphs (1), (3), (4), and (5) of this subsection shall apply for purposes of determining the amount of any increase under this paragraph.