Section 4December 2, 1988, Sec./Art. 4

Additional Benefits. - In addition to the benefits herein authorized, covered appointive officials and employees who retire or voluntarily elect to be separated from the service under this Act shall be entitled to the return of GSIS personal contributions pertaining to retirement only and the payment of the corresponding share of the government with interest earned pursuant to existing rules and regulations of the Government Service Insurance System.

They shall likewise be entitled to the commutation of unused vacation and sick leaves in accordance with existing rules and regulations: provided, however, that should the government agency concerned lack the necessary funds for this, the same shall come from the appropriation to fund this Act: provided, further, that those who retire after rendering government service for thirty-one (31) years or more and avail themselves of the incentive benefits provided under this Act shall be entitled to an additional ten percent (10%) of the amount corresponding to what they will receive from the thirty-first year onward.