...individuals. For purposes of subparagraph (B), an individual shall be considered to be disabled only if he is unable to engage in any substantial gainful activity by reason of a medically determinable physical or mental impairment which can be expected to result in death or to be of longcontinued...

...individuals. For purposes of subparagraph (B), an individual shall be considered to be disabled only if he is unable to engage in any substantial gainful activity by reason of a medically determinable physical or mental impairment which can be expected to result in death or to be of longcontinued...

...GAINFUL ACTIVITY Section 105 (d) (5) provides that a taxpayer is permanently and totally disabled if he is unable to engage in any substantial gainful activity by reason of a physical or mental impairment that satisfies certain requirements. However, neither section 105 (d)...

...definition used in title II. Thus, under both programs the law provides that a person is disabled if he is unable to engage in any substantial gainful activity by reason of a medically determinable physical or mental impairment which can be expected to result in death or has lasted,...

...those with tunnel vision of 20 degrees or less. Disabled individuals are those unable to engage in any substantial gainful activity by reason of a medically...or mental impairment expected to result in death or that has lasted, or can be expected to last, for a continuous period of at least 12 months. Additionally,...

...Student volunteer counselors should be aware that the SSI defines a disabled person as an individual who is unable to engage in any substantial gainful activity by reason of a medically determinable, physical or mental impairment that can be expected to result in death or that can be...

...correcting lens, or equivalent Impairment In the fields of vision. Disabled individual: An individual who Is unable to engage in any substantial gainful activity by reason of a medically determlnable physical or mental impairment which Is expected to last, or has lasted, for 12 months...

...Supplemental Security Income program purposes, disability is an administrative conclusion that an individual is unable to engage in any substantial gainful activity by reason of a medically determinable physical or mental impairment which can be expected to result in death or has lasted or...

...with a corrective lens; or be disabled — unable to engage in substantial gainful activity due to a medically determined physical or mental impairment expected to result in death or that has lasted or is expected to last continuously for 12 months. In addition, the individual must...

...disabled to the extent that they are unable to engage in any substantial gainful activity resulting from a medically determined physical or mental impairment expected to result in death or has lasted or can be expected to last for a continuous period 12 months (the disability criteria pertains...