20 C.F.R. § 404.905 : Employees' Benefits — SOCIAL SECURITY ADMINISTRATION — FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950- ) — DETERMINATIONS, ADMINISTRATIVE REVIEW PROCESS, AND REOPENING OF DETERMINATIONS AND DECISIONS —INTRODUCTION, DEFINITIONS, AND INITIAL DETERMINATIONS — Effect of an initial determination

An initial determination is binding unless you request a reconsideration within the stated time period, or we revise the initial determination.

20 C.F.R. §404.905

51 FR 300, 1/3/1986