REVENUE DELEGATION AUTHORITY ORDER NO. 87-2025 issued on December 22, 2025 authorizes Legal Division Chief Shirley S. Panes-Ruiz of RR 18-South Central Mindanao to perform the power and duties of Regional Director of RR 18 on all matters from December 26, 2025 to January 2, 2026, except the signing of the documents specified in the Order, in view of the approved leave of RR 18 OIC-Regional Director Sa’ aduddin L. Macarambon on the said dates.