Oasdi Limit 2025 Wage Based Payment. The maximum taxable earnings for oasdi will increase to $176,100 for 2025 from $168,600 in 2024. Base for 2025 under the above formula, the base for 2025 shall be the 1994 base of $60,600 multiplied by the ratio of the national average wage index for 2023 to that for 1992, or, if larger,.

Base for 2025 under the above formula, the base for 2025 shall be the 1994 base of $60,600 multiplied by the ratio of the national average wage index for 2023 to that for 1992, or, if larger,. 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 earnings.