2025 Social Security Tax Limit Increase Chart. For 2025, the social security tax limit is $168,600. The social security administration (ssa) announced that the maximum earnings subject to social security (oasdi) tax will increase from $160,200 to $168,600 in 2025 (an.
The irmaa for part b and part d is calculated according to your income. To determine whether you are subject to irmaa charges, medicare uses the.