Oasdi Limit 2025 Increase 2025. The formula for determining the oasdi contribution and benefit base is set by law. For 2025, the wage base limit will be $168,600 annually, up from $160,200 in 2025.
The oasdi tax rate for wages paid in 2025 is set by statute at 6.2 percent for employees and employers, each. For 2025, the social security wage cap will be $176,100, and social security and supplemental security income (ssi) benefits will increase by 2.5 percent.