REVENUE DELEGATION AUTHORITY ORDER NO. 21-2026 issued on April 22, 2026 authorizes Legal Division Chief of RR No.18 to perform the power and duties of the Assistant Regional Director of RR 18 from May 4 to 29, 2026 on all matters, except the signing of documents specified in the Order, in view of the approved leave of RR 18’s Assistant Regional Director on the said dates.