Provisos.
Section 4
SEC. 4. Provisos.—The Indexed Monthly Pensions determined in accordance with Section 3 hereof shall in no case be less than the present Fixed Monthly Pensions under Section 11 of Commonwealth Act No. 186, as amended. Nor shall the Indexed Monthly Pensions under this Decree operate to abolish or impair the other retirement options (such as lump sum payments), benefits (such as survivors and disability benefits), and conditions provided under Sections 11 and 12 of the same Act.