20 C.F.R. § 404.904 Notice of the initial determination.
Title 20 - Employees' Benefits
We shall mail a written notice of the initial determination to you at your last known address. The reasons for the initial determination and the effect of the initial determination will be stated in the notice. The notice also informs you of the right to a reconsideration. We will not mail a notice if the beneficiary's entitlement to benefits has ended because of his or her death. [51 FR 300, Jan. 3, 1986]
Title 20: Employees' Benefits
PART 404—FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950– )
Subpart J—Determinations, Administrative Review Process, and Reopening of Determinations and Decisions
Introduction, Definitions, and Initial Determinations
§ 404.904 Notice of the initial determination.