Despite the new tax rate reductions for this Jobs and Growth Tax Relief Reconciliation Act of 2003, leading marginal tax bracket for many retirees is really a whopping forty six.3%. Why? Because Social Security benefits are subject to income tax. Those affected are Social Security recipients who have the good fortune (misfortune?) turn out to be subject to both the 25% income tax bracket and also the 85% inclusion rate for Social Security benefits. Depreciation sounds like an expense, but it ...