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42 U.S.C. 402, 405(a)-(b) and (d)-(h), 416(i), 421(a) and (h)-(j), 422(c), 423, 425, 902(a)(5), and 1320e-3; sec. 211(b), Pub. L. 104-193, 110 Stat. 2105, 2189; sec. 202, Pub. L. 108-203, 118 Stat. 509 (42 U.S.C. 902 note).
45 FR 55584, Aug. 20, 1980, unless otherwise noted.
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Unless your impairment is expected to result in death, it must have lasted or must be expected to last for a continuous period of at least 12 months. We call this the duration requirement.