Social Security benefits may be tax free or includible in gross income at 50% or 85%. This depends on a couple’s income, Social Security benefits, and tax-exempt interest. The fact that the benefits are payable to a third party does not change the tax result; the Social Security checks are being used for the taxpayer’s benefit.
A filing status entitling the taxpayer with dependents to use joint tax rates for up to two tax years after the death of a spouse.