20 C.F.R. § 404.354 Your relationship to the insured.
Title 20 - Employees' Benefits
You may be related to the insured person in one of several ways and be entitled to benefits as his or her child, i.e., as a natural child, legally adopted child, stepchild, grandchild, stepgrandchild, or equitably adopted child. For details on how we determine your relationship to the insured person, see §§404.355 through 404.359. [63 FR 57593, Oct. 28, 1998]
Title 20: Employees' Benefits
PART 404—FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950– )
Subpart D—Old-Age, Disability, Dependents' and Survivors' Insurance Benefits; Period of Disability
Child's Benefits
§ 404.354 Your relationship to the insured.