Section 2
SECTION 2. That the entire land and or any part or portion of these islands are hereby closed to public disposition or alienation in any manner whatsoever and that all pending and unperfected applications of any form for the acquisition of any part thereof, as of the date of this decree are hereby set aside without prejudice to existing valid private titles if any, which are, however, subject, to the government's power of expropriation through the Philippine Tourism Authority whenever the proper and integrated development of these areas may be so required;