What is tier 1 rrta tax

Turn off suggestions. Enter a user name or rank. Turn on suggestions. Showing results for. Search instead for. Did you mean:. New Member. What is excess social security and tier 1 RRTA tax withheld Was my social security withheld not applied to my taxes.

Level 8. Most employers must withhold Social Security tax from your wages. Certain government employers some federal, state and local governments don't have to withhold Social Security tax. Your employer should adjust the excess for you.

The following table shows the maximum amount of wages subject to tax and the maximum amount of tax that should have been withheld in Type of Tax. Enter the total here. Enter any uncollected social security tax on tips or group-term life insurance included in the total on Form , line Add lines 1 and 2.