Tax requirements for SSI benefits February 13, 2013 Are Supplemental Security Income (SSI) benefits taxable? Supplemental Security Income payments are not subject to Federal taxes so you will not receive an annual form SSA-1099. However, if you also receive Social Security benefits, they may be subject to income taxes. Related Posts how do i receive a letter from social security that i am not eligible? I requested a SS Benefit letter replacement at the West Linn office by phone and it hasn’t come yet. NEED TO CHANGE MY ADDRESS ON SS About The Author admin Our job is to answer your questions and provide information that will guide you through the process of getting your Social Security Benefits.