The revenue ruling provides tables of covered compensation under § 401(l)(5)(E) to be used for determining contributions to defined benefit plans and permitted disparity in defined contribution plan contributions.
To determine 2011 plan year covered compensation, the taxable wage base is $106,800, unchanged from 2010. Permitted disparity allows for larger contributions or benefits with respect to compensation in excess of the Social Security wage base.
In determining an employee’s covered compensation for a plan year, the taxable wage base for the plan year is the taxable wage base in effect as of the beginning of the period. The IRS document is here.
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