Section 1
SECTION 1. Coal-bearing lands of the public domain in, the Philippine Islands shall not be disposed of in any manner except as provided in this Act. The Government shall be understood to reserve its right to any coal deposits on land of the public domain reserved for provincial, municipal or school purposes, or granted in any manner to provinces or municipalities, or the usufruct of which has been granted to private corporations, and likewise on lands of the public domain or granted under the provisions of the Public Land Act, if at the time of the disposition thereof the Government was not aware of the existence of such coal deposits.