COLA Rates Rates are effective from May 10th of each year. See the Workers’ Compensation Act for determining eligibility requirements. View COLA Rate PDF Effective date COLA Rate 5/10/24 3.1% 5/10/23 5.8% 5/10/22 8.6% 5/10/21 1.9% 5/10/20 2.3% 5/10/19 1.3% 5/10/18 2.3% 5/10/17 2.8% 5/10/16 0.7% 5/10/15 0.0% 5/10/14 1.0% 5/10/13 1.9% 5/10/12 3.1% 5/10/11 2.3% 5/10/10 2.8% 5/10/09 0.0% 5/10/08 4.4% 5/10/07 2.2% 5/10/06 3.7% 5/10/05 3.0% 5/10/04 1.5% 5/10/03 3.2% 5/10/02 0.8% 5/10/01 3.5% 5/10/00 3.3% 5/10/99 1.6% 5/10/98 1.1% 5/10/97 3.0% 5/10/96 2.6% 5/10/95 3.0% 5/10/94 2.3% 5/10/93 3.2% 5/10/92 2.7% 5/10/91 5.1%