20 C.F.R. § 404.373 Parent's benefit amounts.
Title 20 - Employees' Benefits
Your parent's monthly benefit before any reduction that may be made as explained in §404.304, is figured in one of the following ways: (a) One parent entitled. Your parent's monthly benefit is equal to 82 (b) More than one parent entitled. Your parent's monthly benefit is equal to 75 percent of the insured person's primary insurance amount if there is another parent entitled to benefits on his or her earnings record.
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
Parent's Benefits
§ 404.373 Parent's benefit amounts.