SECTION 1. No. 4 of Annex "D" of the Implementing Rules and Regulations – Part A (IRR-A) of Republic Act No. 9184 is hereby amended to read as follows:
"4. ADVANCE PAYMENT 4.1 In accordance with Presidential Decree 1445, advance payment shall be made only after prior approval of the President, and shall not exceed fifteen percent (15%) of the contract amount, unless otherwise directed by the President; Provided, however, that for cases mentioned under 4.3 and 4.4 of these guidelines, no prior approval by the President shall be necessary. 4.2 All progress payment shall first be charged against the advance payment until the latter has been fully exhausted, unless otherwise approved by the President. 4.3 A single advance payment not to exceed fifty percent (50%) of the contract amount shall be allowed for contracts entered into by a procuring entity for the following services where requirement of down payment is a standard industry practice
Hotel and restaurant services;
Use of conference/seminar and exhibit areas; and
Lease of office space.
4.4 Advance payment not to exceed fifteen percent (15%) of the contract amount, unless otherwise directed by the President, shall also be allowed for procurement of goods required to address contingencies arising from natural or man-made calamities in areas where a "State of Calamity" has been declared by appropriate authorities."