; United States city average) published for December of the preceding year and that price index published for the December of the year before the preceding year. (2) A percentage increase under paragraph (1) shall be adjusted to the nearest one-tenth of one percent, and an amount determined under paragraph (1) shall be rounded to the nearest multiple of $1,000 (or, if midway between multiples of $1,000, to the next higher multiple of $1,000). . (b) Department of Defense employees Section 9902(f)(5) of such title is amended— (1) in subparagraph (A)(ii), by striking $25,000 and inserting an amount determined by the Secretary, not to exceed $40,000 (as adjusted under subparagraph (D) ; and (2) by adding at the end the following: (D) (i) On March 1 each year, the dollar amount specified in subparagraph (A)(ii) shall be adjusted by the amount determined by the Secretary of Labor to represent the percentage increase, if any, between the Consumer Price Index (all items; United States city average) published for December of the preceding year and that price index published for the December of the year before the preceding year. (ii) A percentage increase under clause (i) shall be adjusted to the nearest one-tenth of one percent, and an amount determined under clause (i) shall be rounded to the nearest multiple of $1,000 (or, if midway between multiples of $1,000, to the next higher multiple of $1,000). . 1124. One-year extension of temporary authority to grant allowances, benefits, and gratuities to civilian personnel on official duty in a combat zone Paragraph (2) of section 1603(a) of the Emergency Supplemental Appropriations Act for Defense, the Global War on Terror, and Hurricane Recovery, 2006 ( Public Law 109–234 ; 120 Stat. 443), as added by section 1102 of the Duncan Hunter National Defense Authorization Act for Fiscal Year 2009 ( Public Law 110–417