Notwithstanding the provisions of Kan. Stat. Ann. §§ 74-4916 to the contrary, the board of trustees of the Kansas public employees retirement system, upon presentation of satisfactory evidence, shall authorize any individual who was first employed by a participating employer on May 1, 1963, and who became a member of the Kansas public employees retirement system on May 1, 1964, and who was continuously on the payroll of such employer until May 29, 1969, and who returned to the payroll of such employer on December 15, 1969, and who was continuously on the payroll of such employer until May 31, 1970, and who was first employed by another participating employer on June 1, 1970, and who was continuously on the payroll of such employer until May 31, 1972, and who was first employed by another participating employer in a temporary position on July 1, 1972, and who was continuously on the payroll of such employer until September 30, 1972, and who was first on the payroll of another participating employer on November 1, 1972, and who was continuously on the payroll of such employer until January 11, 1973, to make application for benefits for total and permanent disability by reason of accident; such authorization shall constitute a waiver of the time limits for making such an application, but such waiver shall apply only to said time limits.