SEC. 3. Section 4 of Presidential Decree No. 1281 is hereby amended to read, as follows:
"SEC. 4. For an efficient and effective implementation of its powers and functions, the Bureau of Mines and Geo-Sciences shall be composed of ten (10) Divisions, as follows:
1. Administrative Services
2. Budget and Fiscal
3. Accounting
4. Geological Survey
5. Mineral Economics and Information
6. Metallurgical and Laboratory Services
7. Mining Technology
8. Mineral Lands and Topographic Survey
9. Marine Mineral Resources
10. Mineral Resources Administration
"Existing divisions may be reorganised, merged or abolished, and additional divisions, sections and units may be established and new positions therefor created by the Minister of Natural Resources, upon the recommendation of the Director of Mines and Geo-Sciences, as may be necessary to exercise the powers and discharge the functions of the Bureau of Mines and Geo-Sciences under this Decree. In addition to the existing Planning and Management Staff, positions requiring highly technical skills and expertise may be created under the Office of the Director of Mines and Geo-Sciences as the exigency of the service may require.
"The existing mining regions with offices at Baguio City, Metro-Manila, Daet, Cebu City and Surigao City shall be maintained, and shall conform to the national regionalization numbering scheme. Upon the recommendation of the Director of Mines and Geo-Sciences, the Minister of Natural Resources may establish other mining regions as the need for them arises, the boundaries of which shall so far as practicable coincide with the boundaries of the corresponding provinces: Provided, however, That mineral districts may be established by the Minister of Natural Resources in existing mining regions, subject to such rules and regulations that shall be promulgated by him."