REMEDIAL LAW | What is the effect of presumption? Diesel Construction vs. UPSI Property, 549 SCRA 12

What is the effect of presumption? Diesel Construction vs. UPSI Property, 549 SCRA 12 FACTS Diesel, as Contractor, and UPSI, as Owner, entered into a Construction Agreement (Agreement) for the interior architectural construction works for the 14th to 16th floors of the UPSI BuildingDiesel requested for extension owing to the following causes or delaying factors: (1) manual hauling of materials from the 14th to 16th floors; (2) delayed supply of marble; (3) various change orders; and (4) delay in the installation of shower assembly. UPSI disapproved of the desired extensions. Diesel filed a complaint before the CIAC, praying that UPSI be compelled to pay the unpaid balance of the contract price, plus damages and attorney's fees. In an answer with counterclaim, UPSI denied liability, accused Diesel of abandoning a project yet to be finished. CIAC ordered UPSI to pay Diesel the total amount of PhP 4,027,861.60, broken down as follows: PhP 3,661,692.60, representing the unpaid bal...