Section 1
SECTION 1. The island of Mindoro and the small islands adjacent thereto, including the island of Lubang, which is hereby detached from the Province of Cavite to which it now belongs, are hereby annexed to the Province of Marinduque as established by Act Numbered One hundred and twenty-five, and the provisions of said Act Numbered One hundred and twenty-five and of the Provincial Government Act and its amendments are hereby extended over the Island of Mindoro and said small adjacent islands, with such exceptions, modifications, and supplementary provisions as are hereinafter contained.