A deferred compensation plan is generally an addition to a company 401(k) plan and may be offered only to a few executives and other key employees as an incentive. Generally, those employees participate in both plans.
Enter the amount that you received as a pension or annuity from a nonqualified deferred compensation plan or a nongovernmental 457 plan. This may be shown in box 11 of Form W-2. If you received such an amount but box 11 is blank, contact your employer or the payer for the amount received. (Emphasis supplied.)