Sources

Laws, proclamations and rulings

The laws, orders and court rulings that create a place, change its border or its name, or set how it is governed. The Atlas cites 1,714 of them, from 118 publishers, each named on the pages that use it.

Sources: 1,714
Published most by: The LawPhil Project (Arellano Law Foundation) (1,096); Congress of the Philippines (251); Office of the President of the Philippines (144)
Read by Scene: October 1, 2026 to October 3, 2026

1,714 sources, 251 to 300 shown, by publisher, then title.

251.Congress of the Philippines. Republic Act No. 11078: An Act separating the City of Calamba from the second legislative district of the Province of Laguna. Published September 24, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
252.Congress of the Philippines. Republic Act No. 11080: An Act reapportioning the Province of Isabela into six (6) legislative districts. Published September 27, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
253.Congress of the Philippines. Republic Act No. 11100: An Act Declaring May 15 of Every Year a Special Nonworking Holiday in the Province of Surigao del Norte, to Be Known as Adlaw Nan Probinsya Nan Surigao del Norte, Thereby Amending Republic Act No. 7556. Entitled "An Act Declaring June Nineteen of Every Year as a Special Nonworkig Holiday in the Province of Surigao del Norte, to Be Known as "Adlaw nan Surigao del Norte". Published October 26, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
254.Congress of the Philippines. Republic Act No. 11101: An Act Declaring June 18 of Every Year a Special Nonworking Holiday in the Province of Ifugao, in Commemoration of its Founding Anniversary, to Be Known as the Ifugao Foundation Day. Published October 26, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
255.Congress of the Philippines. Republic Act No. 11120: An Act Declaring September 2 of Every Year a Special Nonworking Holiday in the Province of Ifugao, in Commemoration of the Surrender of General Tomoyuki Yamashita, Commander of the Japanese Imperial Army in the Philippines in Kiangan Ifugao. Published October 30, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
256.Congress of the Philippines. Republic Act No. 11121: An Act Declaring November 2 of Every Year a Special Nonworking Holiday in the Province of Misamis Occidental, in Commemoration of its Founding Anniversary, to Be Known as Araw ng Misamis Occidental. Published October 30, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
257.Congress of the Philippines. Republic Act No. 11123: An Act Declaring November 15 of Every Year a Special Nonworking Holiday in the Province of Occidental Mindoro in Commemoration of its Founding Anniversary. Published October 30, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
258.Congress of the Philippines. Republic Act No. 11135: An Act Declaring October 28 of Every Year a Special Nonworking Holiday in the Province of Davao Occidental in Commemoration of its Founding Anniversary. Published November 9, 2018. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
259.Congress of the Philippines. Republic Act No. 11198: An Act providing for the reapportionment of the Province of Southern Leyte into two (2) legislative districts. Published February 1, 2019. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
260.Congress of the Philippines. Republic Act No. 11257: An Act separating the City of Mandaue from the sixth legislative district of the Province of Cebu. Published April 5, 2019. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
261.Congress of the Philippines. Republic Act No. 11259: An Act Dividing the Province of Palawan into Three (3) Provinces, Namely: Palawan del Norte, Palawan Oriental, and Palawan del Sur. Published April 5, 2019. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
262.Congress of the Philippines. Republic Act No. 11297: An Act Renaming the Province of Compostela Valley as the Province of Davao de Oro. Published April 17, 2019. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
263.Congress of the Philippines. Republic Act No. 11395: An Act separating the City of Santa Rosa from the first legislative district of the Province of Laguna. Published August 22, 2019. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
264.Congress of the Philippines. Republic Act No. 11533: An Act reapportioning the second legislative district of the Province of Rizal into three (3) legislative districts. Published March 25, 2021. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
265.Congress of the Philippines. Republic Act No. 11545: An Act reapportioning the first legislative district of the City of Caloocan into two (2) legislative districts. Published May 26, 2021. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
266.Congress of the Philippines. Republic Act No. 11546: An Act reapportioning the Province of Bulacan into six (6) legislative districts. Published May 26, 2021. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
267.Congress of the Philippines. Republic Act No. 11550: An Act dividing the Province of Maguindanao into two (2) provinces, namely Maguindanao del Norte and Maguindanao del Sur. Published May 27, 2021. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
268.Congress of the Philippines. Republic Act No. 11553: An Act providing for the reapportionment of the Province of Bataan into three (3) legislative districts. Published June 24, 2021. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
269.Congress of the Philippines. Republic Act No. 11714: An Act reapportioning the Province of Agusan del Norte into the lone legislative district of the City of Butuan and the legislative district of the Province of Agusan del Norte. Published April 27, 2022. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
270.Congress of the Philippines. Republic Act No. 11804: An Act reapportioning the first legislative district of the Province of South Cotabato thereby creating the lone legislative district of General Santos City. Published June 2, 2022. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
271.Congress of the Philippines. Republic Act No. 12000: An Act Establishing the Negros Island Region. Published June 11, 2024. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
272.Congress of the Philippines. Republic Act No. 12038: An Act Declaring August 11 of Every Year a Special Nonworking Holiday in the Province of Samar to Be Known as "Samar Day", in Commemoration of Its Foundation Day. Published October 26, 2024. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
273.Congress of the Philippines. Republic Act No. 12039: An Act Declaring September 1 of Every Year a Special Non-working Holiday in the Province of Bukidnon to Be Known as “Araw ng Bukidnon”, in Commemoration of Its Founding Anniversary. Published October 26, 2024. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
274.Congress of the Philippines. Republic Act No. 12142: An Act Declaring November 28 of Every Year a Special Non-working Holiday in the Province of Sarangani in Commemoration of Its Foundation Anniversary. Published March 27, 2025. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
275.Congress of the Philippines. Republic Act No. 12143: An Act Declaring March 7 of Every Year a Special Non-working Holiday in the Province of Basilan, in Commemoration of Its Foundation Anniversary to Be Known as “Araw ng Basilan”, and in Recognition of the “Tennun Pakaradjaan” as the Official Festival of the Province of Basilan. Published March 27, 2025. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
276.Congress of the Philippines (LawPhil copy). Republic Act No. 6842, An Act to Create the Municipality of San Jose in the Province of Tarlac. Published January 5, 1990. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
277.Congress of the Philippines (LawPhil copy). Republic Act No. 8593, Charter of the City of Tarlac. Published March 12, 1998. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
278.Congress of the Philippines (lawphil.net). Republic Act No. 250 (1948). Published June 12, 1948. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
279.Congress of the Philippines (lawphil.net). Republic Act No. 1249: An Act Changing the Name of the Municipality of Moron, Province of Bataan, to Morong. Published June 10, 1955. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
280.Congress of the Philippines (lawphil.net). Republic Act No. 3361 (1961). Published June 18, 1961. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
281.Congress of the Philippines (lawphil.net). Republic Act No. 3754 (1963). Published June 22, 1963. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
282.Congress of the Philippines (lawphil.net). Republic Act No. 4977 (1967). Published June 17, 1967. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
283.Congress of the Philippines (Lawphil). Republic Act No. 2520, An Act Changing the Name of the Municipality of Libog, Province of Albay, to Municipality of Sto. Domingo. Published June 21, 1959. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
284.Congress of the Philippines (Lawphil). Republic Act No. 2559. Published 1959. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
285.Congress of the Philippines (Lawphil). Republic Act No. 6485. Published June 17, 1972. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
286.Congress of the Philippines (Lawphil). Republic Act No. 9020, Charter of the City of Tabaco. Published March 5, 2001. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
287.Congress of the Philippines (LawPhil). Republic Act No. 3700, Charter of the City of Angeles. Published June 22, 1963. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
288.Congress of the Philippines (LawPhil). Republic Act No. 4866. Published May 8, 1967. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
289.Congress of the Philippines (LawPhil). Republic Act No. 6734, Organic Act for the Autonomous Region in Muslim Mindanao. Published August 1, 1989. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
290.Congress of the Philippines (LawPhil). Republic Act No. 6976, changing the name of Sexmoan to Sasmuan. Published January 15, 1991. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
291.Congress of the Philippines (LawPhil). Republic Act No. 7901, An Act Creating Region XIII to be known as the Caraga Administrative Region. Published February 23, 1995. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
292.Congress of the Philippines (LawPhil). Republic Act No. 8754: Charter of the City of Malolos. Published November 4, 1999. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
293.Congress of the Philippines (LawPhil). Republic Act No. 8973, Charter of the Province of Zamboanga Sibugay. Published November 7, 2000. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
294.Congress of the Philippines (LawPhil). Republic Act No. 9025. Published March 5, 2001. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
295.Congress of the Philippines (LawPhil). Republic Act No. 9054, An Act to Strengthen and Expand the Organic Act for the Autonomous Region in Muslim Mindanao. Published March 31, 2001. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
296.Congress of the Philippines (LawPhil). Republic Act No. 9356: Charter of the City of Meycauayan. Published October 2, 2006. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
297.Congress of the Philippines (LawPhil). Republic Act No. 10360, Charter of the Province of Davao Occidental. Published January 14, 2013. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
298.Congress of the Philippines (LawPhil). Republic Act No. 11054, Organic Law for the Bangsamoro Autonomous Region in Muslim Mindanao. Published July 27, 2018. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
299.Congress of the Philippines (LawPhil). Republic Act No. 11297, An Act Renaming the Province of Compostela Valley as the Province of Davao de Oro. Published April 17, 2019. Read by Scene October 3, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source
300.Congress of the Philippines (text from the Chan Robles Virtual Law Library). Republic Act No. 711: An Act to Create the Provinces of Zamboanga del Norte and Zamboanga del Sur. Published June 6, 1952. Read by Scene October 2, 2026. Licence: Philippine government work, no copyright (Republic Act No. 8293, Section 176.1). Open the source

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