Oasdi Tax Limit 2024 Calculator. The 2023 rate for employees and employers is set at 6.2%. Tax rates are set by law (see sections 1401, 3101, and 3111 of the internal revenue code) and apply to earnings up to a maximum amount for oasdi.

Fortunately, you can use an online oasdi tax calculator to do the math for you. Employees will contribute at most.