20 C.F.R. § 404.732 Evidence you are a stepparent or stepchild.
Title 20 - Employees' Benefits
If you are the stepparent or stepchild of the insured person, we will ask for the evidence described in §404.731 or §404.733 that which shows your natural or adoptive relationship to the insured person's husband, wife, widow, or widower. We will also ask for evidence of the husband's, wife's, widow's, or widower's marriage to the insured person—see §404.725.
Title 20: Employees' Benefits
PART 404—FEDERAL OLD-AGE, SURVIVORS AND DISABILITY INSURANCE (1950– )
Subpart H—Evidence
Evidence for Child's and Parent's Benefits
§ 404.732 Evidence you are a stepparent or stepchild.
