Preamble
WHEREAS, the present economic situation necessitates more export earnings to supply our foreign exchange requirements, particularly in view of the increasing cost of petroleum imports; WHEREAS, it is essential that firms which are in position to export be so encouraged by liberalizing the provisions of R.A. 5186, R.A. 6135 and P.D. 1159; NOW, THEREFORE, I, FERDINAND E. MARCOS, by virtue of the powers vested in me by the Constitution, do hereby decree and order that: