On October 20, 2011, the Internal Revenue Service announced the last of a series of 2012 cost-of-living adjusted amounts for certain employee benefit plans. The October announcements related to amounts affecting retirement plans and fringe benefit plans. On May 31, 2011, the Internal Revenue Service announced the 2012 cost-of-living adjustments affecting health savings accounts, and on October 19, 2011, the Social Security Administration announced the 2012 cost-of-living adjustments related to Social Security benefits.
A list of the most significant of these cost-of-living adjusted amounts is available here.