payment in certain cases of disability insurance benefits with respect to certain periods of disability

payment in certain cases of disability insurance benefits with respect to certain periods of disability Sec. 133. (a) If an individual would (upon the timely filing of an application for a disability determination under section 216(i) of the Social Security Act and of an application for disability insurance benefits under section 223 of such Act) have been entitled to disability insurance benefits under such section 223 for a period which began after 1959 and ended prior to 1964, such individual shall, upon filing application for disability insurance benefits under such section 223 with respect to such period not later than 6 months after the date of enactment of this section, be entitled, notwithstanding any other provision of title II of the Social Security Act, to receive in a lump sum, as disability insurance benefits payable under section 223, an amount equal to the total amounts of disability insurance benefits which would have been payable to him for such period if he had timely filed such an application for a disability determination and such an application for disability insurance benefits with respect to such period; but only if— (1) prior to the date of enactment of this section and after the date of enactment of the Social Security Amendments of 1967, 86 Stat. 1362such period was determined (under section 216 (i) of the Social Security Act) to be a period of disability as to such individual; and (2) the application giving rise to the determination (under such section 216 (i)) that such period is a period of disability as to such individual would not have been accepted as an application for such a determination except for the provisions of section 216(i) (b) No payment shall be made to any individual by reason of the provisions of subsection (a) except upon the basis of an application filed after the date of enactment of this section.