Section 404.1409 - Purposes of using compensationCompensation which is treated as wages under § 404.1408 shall be used, together with wages (see subpart K of this part) and self-employment income (see subpart K of this part), for purposes of:
(a) Determining an individual's insured status for monthly benefits or the lump-sum death payment (see subpart B of this part);(b) Computing such individual's primary insurance amount (see subpart C of this part);(c) Determining an individual's entitlement to the establishment of a period of disability (see subpart B of this part for disability insured status requirements); and(d) Applying the deduction provisions of section 203 of the act (see subpart E of this part).25 FR 5183, June 10, 1960