20 CFR 416.1120 : Employees' Benefits (§ 1.1 To Parts 1011-1099) — (Part 400 To Part 499) — Social Security Administration (Part 400 To Part 499) — Supplemental Security Income For The Aged, Blind, And Disabled (§ 416.101 To § 416.2227) — Income (§ 416.1100 To Appendix To Subpart K Of Part 416) — Unearned Income (§ 416.1120 To § 416.1124) — What is unearned income.