Opaido · Glossary · Human resources

Cost-of-living adjustment

Last updated 2026-06-28

A cost-of-living adjustment (COLA) is an across-the-board pay rise tracking inflation, applied to everyone regardless of individual performance.

A cost-of-living adjustment (COLA) is a salary increase applied broadly across the workforce to keep pace with inflation, so real purchasing power does not erode over time. Unlike a merit increase, it is not tied to individual performance.

What it means

Many organisations apply both: a COLA as a baseline increase for everyone, topped up with a merit increase for individual performance, within a combined increase budget for the round.

Where it fits in

A COLA, like a merit increase, updates basic salary in payroll from an effective date, and because it touches the whole workforce at once it is usually the larger of the two payroll-cost changes in any given increase cycle.

Key rules

  • COLA = cost-of-living adjustment, applied across the board, not by performance.
  • Often combined with a merit increase within one overall increase round.
  • Updates basic salary in payroll from an effective date.
  • Typically the larger driver of payroll cost change in an increase cycle, since it touches everyone.

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