REVENUE DELEGATION AUTHORITY ORDER NO. 37-2023 issued on December 11, 2023 designates Assistant Commissioner Jaime M. Zabala of Information Systems Development and Operations Service as Officer-in-Charge of the Information Systems Group (ISG) and gives him the authority to sign all necessary documents concerning the said office from December 21 to 29, 2023 in view of the approved leave of absence of ISG Deputy Commissioner Ma. Rosario Charo G. Enriquez-Curiba on the said dates.