222.35—Relationship as stepchild.
A claimant will be considered to have the relationship of stepchild of an employee, and will be considered a child for annuity but not for lump-sum benefit purposes if—
(b)
The marriage between the employee and the claimant's parent is a valid marriage under applicable State law (see §§ 222.12 and 222.13 ), or would be valid except for a legal impediment; and
(2)
On which the employee's annuity can be increased under the social security overall minimum provision; or
(d)
The employee and the claimant's parent were married at least nine months before the date on which the employee died if the claimant is applying for a child's annuity; or if the employee and the claimant's parent were married less than nine months, the employee was reasonably expected to live for nine months, and—