404.132—How we determine fully insured status for a period of disability or disability insurance benefits.
In determining if you are fully insured for purposes of paragraph (b), (c), (d), or (e) of § 404.130 on disability insured status, we use the fully insured status requirements in § 404.110, but apply the following rules in determining when the period of elapsed years ends:
(a)
If you are a woman, or a man born after January 1, 1913, the period of elapsed years in § 404.110(b) used in determining the number of quarters of coverage (QCs) you need to be fully insured ends as of the earlier of—
(iii)
You become entitled to disability insurance benefits (if you do not have to serve a waiting period).
(b)
If you are a man born before January 2, 1913, the period of elapsed years in § 404.110(b) used in determining the number of QCs you need to be fully insured ends as of the earlier of—