Oasdi Tax Rate 2024. The 2024 tax rate is 12.4% of an employee’s gross pay, but that amount is evenly split between employees and employers. The oasdi tax is withheld from employee paychecks by their.

Calculate oasdi tax by multiplying each employee’s taxable income by 6.2%. The oasdi tax rate for wages paid in 2024 is set by statute at 6.2 percent for employees and employers, each.