Oasdi Limit 2025 Arizona Changes. For 2025, the wage base is $176,100. The oasdi tax rate for wages paid in 2025 is set by statute at 6.2 percent for employees and employers, each.

The $176,100 earnings base for 2025, which applies only to the 6.2% oasdi portion of the social security tax, could result in a fica tax increase of as much as $465.00 for employees (and their employers) whose. Workers — and their employers — will each pay 6.2% on income up to the limit, while self.