Is COLA on the Chopping Block? Social Security Fixes Could Reshape Retirees' Raises

Social Security's cost-of-living adjustment, or COLA, is the yearly increase that keeps monthly benefits in step with inflation. The Social Security Administration sets it each year using the change in the Consumer Price Index for Urban Wage Earners and Clerical Workers, and the higher amount shows up in January payments. For millions of retirees, it is the main protection against rising prices.

That protection is now part of a wider debate over the program's long-term finances. Several proposals in policy circles would alter how the adjustment is computed, which would slow the growth of future checks. Supporters argue that a change of this kind would help narrow the funding gap facing the trust funds. Critics counter that even a small reduction in the annual increase compounds year after year, eroding buying power for people who live into their late 80s and beyond.

The most discussed option is switching to a chained CPI measure, which typically rises more slowly than the current index because it assumes shoppers trade down to cheaper goods when prices climb. Over a decade or two, a gap of a few tenths of a percentage point each year can add up to a noticeably smaller monthly check. The actual cost to any one retiree depends on which proposal is adopted, when it takes effect, and how long the beneficiary lives.

Nothing changes automatically. The COLA formula is set in law, so any alteration would require Congress to act. Retirees and workers nearing retirement should watch these proposals closely and run their own numbers, because a change that looks small in percentage terms can have a large effect on lifetime income.