Division of Mindoro into Oriental and Occidental

Section 1 divides the former Province of Mindoro into two provinces known as Oriental Mindoro and Occidental Mindoro.
Section 1 defines Oriental Mindoro as the portion of the present Province of Mindoro comprising these municipalities: Baco, Bongabon, Bulalacao, Calapan, Mansalay, Naujan, Pinamalayan, Pola, Puerto Galera, Roxas, and San Teodoro.
Section 1 defines Occidental Mindoro as the other portion comprising these municipalities: Abra de Ilog, Looc, Lubang, Mamburao, Paluan, Sablayan, San Jose, and Sta. Cruz.

Section 2 sets Calapan as the capital of Oriental Mindoro.
Section 2 makes the capital of Occidental Mindoro the municipality designated by at least five municipal councils of the municipalities of Occidental Mindoro.
Section 2 requires the designation to be made not later than fifteen days after the constitution of the province.
Section 2 provides that if the required designation is not made within the deadline, the President of the Philippines designates the capital of Occidental Mindoro.

Section 3 provides that, except as otherwise provided, all provisions of law now or hereafter applicable to regular provinces apply to Oriental Mindoro and Occidental Mindoro.
Section 3 treats the two new provinces as regular provinces for purposes of applicable legal provisions, subject to the specific transitional rules in Sections 4, 5, and 6.

Section 4 provides that the elective provincial officers of the former Province of Mindoro elected at the last general election shall continue to govern Oriental Mindoro until their successors are elected and qualified.
Section 4 directs salary continuity: the provincial governor, provincial treasurer, and provincial fiscal of Oriental Mindoro continue to receive the salaries they were receiving at the time Republic Act No. 505 was approved, until a new readjustment of salaries is made in accordance with existing law.

Section 5 requires that, once Republic Act No. 505 is carried into execution, the elective provincial officers of Occidental Mindoro are appointed by the President of the Philippines.
Section 5 requires advice and consent of the Commission on Appointments for the presidential appointments.
Section 5 provides that the appointed officers hold office until their successors are elected at the next general election and have qualified.

Section 6 provides that each of Oriental Mindoro and Occidental Mindoro has one Representative.
Section 6 states that the present Representative for the Province of Mindoro becomes the Representative for Oriental Mindoro during his term.
Section 6 provides that the same Representative also serves as the Representative for Occidental Mindoro until a Representative for Occidental Mindoro is elected.
Section 6 requires the election of the Occidental Mindoro Representative in the next general election for national officials or in a special election called for the purpose.

Section 7 requires that the funds and obligations and the property of all kinds assigned to the provinces upon execution of Republic Act No. 505 are distributed equitably between Oriental Mindoro and Occidental Mindoro.
Section 7 provides that the Auditor General shall recommend the equitable distribution.
Section 7 provides that the President of the Philippines shall approve the distribution recommended by the Auditor General.

Section 8 provides that Republic Act No. 505 takes effect on such date as may be set by proclamation of the President of the Philippines.