Question: what is untaxed social security benefits?
Answer: Social Security benefits received, that were not taxed, for all household members as reported in this estimator, from IRS Form 1040 line 20a minus 20b, 1040A line 14a minus 14b. Non-tax filers report the amount on their 2018 form 1099. Total for Earned Income Credit/Untaxed Social Security Benefits.