Maximum Oasdi Withholding 2024. Again, oasdi is just one part of fica tax. Oasdi (social security) and medicare taxes.

The current fica tax rate applicable to both employees and employers is 6.2 percent for oasdi (5.015 percent for oasi and 1.185 percent for di) and 1.45 percent for hi. The oasdi tax has a taxable maximum, also known as the social security wage base.