US lawFederal (United States)RegulationsTitle 20 CFR — Employees' BenefitsChapter III — SOCIAL SECURITY ADMINISTRATIONPart 416 — SUPPLEMENTAL SECURITY INCOME FOR THE AGED, BLIND, AND DISABLEDSubpart N — Determinations, Administrative Review Process, and Reopening of Determinations and Decisions416.140520 C.F.R. § 416.1405Effect of an initial determination.Last amended: 2016Year: 2026Length: 27 wordsOfficial source Cite as 20 C.F.R. § 416.1405 (2026)An initial determination is binding unless you request a reconsideration within the stated time period, or we revise the initial determination. [51 FR 305, Jan. 3, 1986]Previous20 C.F.R. § 416.1404Next20 C.F.R. § 416.1406