Just as 55 million Social Security recipients are about to get their first benefit increase in three years, Congress is looking at reducing future raises by adopting a new measure of inflation that would increase taxes for most families -- the biggest impact falling on those with low incomes.
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Despite fierce opposition from seniors groups, the proposal is gaining momentum in part because it would let policymakers gradually cut benefits and increase taxes in a way that might not be readily apparent to most Americans. Changes at first would be small -- the Social Security increase would be cut by just a few dollars in the first year.
But the impact, as well as savings to the government, would grow over time, generating about $200 billion in the first decade and much more after that.
The proposal to adopt a new Consumer Price Index was floated by the Obama administration during deficit reduction talks in the summer. Now, it is one of the few options supported by both Democratic and Republican members of a joint supercommittee in Congress working to reduce government borrowing.
The inflation measure under consideration is called the Chained Consumer Price Index, or chained CPI. On average, the measure shows a lower level of inflation than the more widely used CPI for All Urban Consumers.
The new measure would reduce Social Security cost-of-living adjustments, or COLAs, by an average of 0.3 percentage points each year, according to the Social Security Administration. Next year's increase, the first since 2009, will be 3.6 percent, starting in January.
In all, adopting the chained CPI would reduce Social Security benefits by $112 billion over the next decade. Federal civilian and military pensions would be $24 billion lower, according to the nonpartisan Congressional Budget Office.