Application of appropriations.
Section 16
SEC. 16. Application of appropriations.— No appropriation for "consumption of supplies and materials" authorized in this Act shall be used for the construction of new buildings, except buildings of light materials in emergency cases: PROVIDED, HOWEVER,. That in all purchases of products, materials and supplies preference shall be given to local and United States manufactures, materials and products, and only in case of a difference of fifteen per centum or more in the cost of the local or United States over the foreign imported products, materials or supplies, or in case such products, materials or supplies made in the Philippines or United States are not available, shall it be lawful to make purchases with these funds of non-Philippine or non-United States products, materials or supplies.