Republic vs. Cosalan

Ancestral lands held under native title—defined as lands occupied by indigenous cultural communities since time immemorial under a claim of private ownership—are not part of the public domain and remain alienable and disposable notwithstanding subsequent classification as forest land, provided possession and occupation by the indigenous claimant or predecessors-in-interest predate the forest reservation.

The Cosalan clan, members of the Ibaloi Tribe of Benguet, trace ownership of a 98,205-square-meter parcel in Tublay, Benguet to Opilis and Adonis, whose daughter Peran married Bangkilay Acop in 1858. The couple settled and developed the land for agriculture and cattle ranching. Ownership passed through Aguinaya Acop Cosalan to her children, including Andres Acop Cosalan, who sold the property to his son Ronald M. Cosalan in 1994. Prior to the sale, Andres had initiated land registration proceedings in 1964, obtaining an approved survey plan from the Bureau of Lands, though the case was later dismissed. The land was subsequently included within the Central Cordillera Forest Reserve established under Proclamation No. 217.

• The Property and Its Location: The subject land consists of 98,205 square meters situated in Sitio Adabong, Barrio Kapunga, Municipality of Tublay, Benguet, covered by Survey Plan PSU-204810 approved by the Bureau of Lands on March 12, 1964. The property lies within the Central Cordillera Forest Reserve established under Proclamation No. 217.

• Ancestral Roots and Chain of Title: Respondent belongs to the Ibaloi Tribe and traces lineage to great-grandparents Opilis and Adonis, whose daughter Peran married Bangkilay Acop in 1858. The couple settled the land and engaged in cattle ranching and agriculture. Their daughter Aguinaya married Fernando Cosalan; their children included Nieves Cosalan Ramos, Enrique Cosalan, and Andres Acop Cosalan. Nieves registered her share under Free Patent No. 576952 (OCT No. P-776), while Enrique secured title through judicial proceedings (LRC No. N-87, G.R. No. L-38810, affirmed May 7, 1992, OCT No. O-238).

• Possession and Use: Respondent's predecessors utilized the land for dryland agriculture (camote, corn, vegetables), grazing of cattle and farm animals, and tree farming. Andres planted pine trees for commercial sale and constructed improvements including a 200-meter road and leveled areas for future construction. Respondent declared the land for taxation purposes and paid taxes regularly.

• Prior Registration Attempts: Andres filed LRC Case No. N-422 (37) in 1964, which was archived in 1983 and dismissed in 2004 upon his motion. In 1933, Aguinaya had filed an application for free patent, which was returned with advice that title should be perfected through judicial proceedings under Section 45(b) of Public Land Act No. 2874, given occupation prior to July 26, 1894.

• The Sale: On August 31, 1994, Andres executed a Deed of Absolute Sale of Unregistered Land transferring the property to respondent for P300,000.00.

• Evidence Presented: Respondent testified together with Andres and neighboring landowners Priscilla Baban (maternal first cousin of Andres) and Bangilan Acop. Priscilla corroborated the ancestral possession dating back to Bangkilay Acop, while Bangilan confirmed his father's inheritance of adjacent property.

• DENR Opposition: The DENR-Cordillera Administrative Region opposed the application, asserting the land was part of the Central Cordillera Forest Reserve and thus inalienable.

• Forest Land Classification: Petitioner maintained that the subject land was forest land even prior to Proclamation No. 217, evidenced by its elevated location and use only for "kaingin" (slash-and-burn farming), which does not divest it of its forest character.

• Exclusive Executive Authority: Only the Executive Department possesses authority to reclassify lands of the public domain into alienable and disposable lands; courts cannot validate registration of forest lands.

• Inapplicability of Precedents: Reliance on Cruz v. Secretary of DENR and Cariño v. Insular Government was misplaced because the subject land was forest land, not agricultural. Director of Land Management and Director of Forest Development v. CA and Hilario supported the prohibition against registration of forest lands.

• Improper Legal Basis: Application under Section 12 of the Indigenous Peoples Rights Act (IPRA) in relation to Section 48 of Commonwealth Act No. 141 was erroneous because CA No. 141 applies exclusively to agricultural public lands, not forest lands.

• Ancestral Land Character: Respondent countered that the land was ancestral, occupied continuously by the Ibaloi Tribe since time immemorial, and used for agricultural purposes including cattle grazing and crop cultivation.

• Pre-Reservation Private Rights: Private interests had intervened long before the forest reservation. The Director of Lands had approved the survey plan in 1964, and adjacent lands similarly situated within the forest reserve had been granted titles.

• Agricultural Use: Despite the elevated location, the land was used for dryland agriculture, grazing, and improvements including roads and tree farming, satisfying the requirements for registration under CA No. 141 and the IPRA Law.

• Native Title: The land was held under native title, constituting an exception to the Regalian Doctrine, as recognized in Cariño v. Insular Government and Cruz v. Secretary of DENR.

• Registrability of Forest Land: Whether land classified as forest land under Proclamation No. 217 is susceptible to registration under the Public Land Act and the IPRA Law.

• Existence of Native Title: Whether respondent proved that the subject land was held under native title by his predecessors-in-interest since time immemorial.

• Priority of Private Rights: Whether private rights acquired prior to the declaration of the land as a forest reserve prevail over subsequent government classification.

• Applicability of IPRA Law: Whether Section 12 of the IPRA Law properly classifies individually-owned ancestral lands as alienable and disposable agricultural lands registrable under Section 48 of Commonwealth Act No. 141.

• Registrability of Forest Land: Ancestral lands covered by native title are registrable notwithstanding classification as forest land, provided possession predates the reservation. The IPRA Law expressly classifies individually-owned ancestral lands as alienable and disposable agricultural lands, creating an exception to the general rule that forest lands cannot be appropriated.

• Existence of Native Title: Native title was established. Evidence demonstrated that respondent's predecessors-in-interest occupied and possessed the land under a claim of private ownership since the 1840s, long before the Spanish conquest and prior to the 1933 forest reservation. The Court cited Republic v. CA and Cosalan (284 Phil. 575 [1992]), which settled that Aguinaya and her predecessors had been in continuous possession since the 1840s.

• Priority of Private Rights: Private interests intervening prior to forest reservation are not prejudiced by after-events. The government retains authority to classify public lands, but where private individuals possessed and cultivated land in good faith prior to classification, their rights must be recognized. This principle, articulated in Ankron v. Government of the Philippine Islands (10 Phil. 10 [1919]), applies with greater force to ancestral lands held under native title.

• Applicability of IPRA Law: Section 12 of the IPRA Law (R.A. No. 8371) classifies individually-owned ancestral lands that are agricultural in character and actually used for agricultural, residential, pasture, and tree farming purposes as alienable and disposable agricultural lands. Section 48(b) and (c) of Commonwealth Act No. 141 permits judicial confirmation of imperfect titles for those in open, continuous, exclusive, and notorious possession since June 12, 1945 (or time immemorial for cultural minorities). Respondent satisfied these requirements.

• Native Title — Refers to pre-conquest rights to lands and domains held under a claim of private ownership by indigenous cultural communities since time immemorial, never having been public lands. Such lands are indisputably presumed to have been held in the same way before the Spanish conquest. Native title constitutes an exception to the Regalian Doctrine (Article XII, Section 2 of the Constitution).

• Priority of Private Rights Over Subsequent Classification — While the government has the authority to classify public lands, the primary right of a private individual who possessed and cultivated land in good faith prior to such classification must be recognized and should not be prejudiced by after-events which could not have been anticipated. Government reservation of forest land applies only where no private interests have intervened before such reservation.

• Judicial Confirmation of Imperfect Titles — Under Section 48(b) and (c) of Commonwealth Act No. 141, members of national cultural minorities who have been in open, continuous, exclusive, and notorious possession of alienable and disposable lands under a bona fide claim of ownership since June 12, 1945 (or time immemorial) are conclusively presumed to have performed all conditions essential to a government grant and are entitled to judicial confirmation of title without necessity of prior certificate issuance.

• "When, as far back as testimony or memory goes, the land has been held by individuals under a claim of private ownership, it will be presumed to have been held in the same way before the Spanish conquest, and never to have been public land." — Citing Cariño v. Insular Government, articulating the presumption supporting native title.

• "While the Government has the right to classify portions of public land, the primary right of a private individual who possessed and cultivated the land in good faith much prior to such classification must be recognized and should not be prejudiced by after-events which could not have been anticipated... Government in the first instance may, by reservation, decide for itself what portions of public land shall be considered forestry land, unless private interests have intervened before such reservation is made." — Establishing the principle that prior private rights prevail over subsequent forest classification.

• "Ancestral lands are covered by the concept of native title that refers to pre-conquest rights to lands and domains which, as far back as memory reaches, have been held under a claim of private ownership by ICCs/IPs, have never been public lands and are thus indisputably presumed to have been held that way since before the Spanish Conquest." — Defining ancestral lands under the IPRA Law as an exception to the Regalian Doctrine.

• Cariño v. Insular Government, 8 Phil. 150 (1907) — Controlling precedent establishing native title as an exception to the Regalian Doctrine; cited for the presumption that land held by individuals under claim of private ownership since time immemorial was never public land.

• Cruz v. Secretary of DENR, 400 Phil. 904 (2000) — Followed for institutionalizing the concept of native title and recognizing indigenous rights to ancestral domains.

• Republic v. Court of Appeals and Enrique Cosalan, 284 Phil. 575 (1992) — Controlling precedent establishing that respondent's predecessors-in-interest (Aguinaya and her ancestors) had been in continuous possession and occupation of the land since the 1840s, long before the forest reserve declaration.

• Director of Land Management and Director of Forest Development v. Court of Appeals and Hilario, 254 Phil. 456 (1989) — Distinguished; held inapplicable because the present case involved private interests that intervened prior to the forest reservation, unlike in Hilario where no such prior rights were established.

• Ankron v. Government of the Philippine Islands, 10 Phil. 10 (1919) — Cited for the principle that private rights acquired prior to government classification of land as forest reserve must be respected.

• Article XII, Section 2, 1987 Constitution — Embodies the Regalian Doctrine that all lands of the public domain belong to the State; ancestral lands held under native title constitute an exception thereto.

• Section 3(b), Republic Act No. 8371 (Indigenous Peoples Rights Act of 1997) — Defines ancestral lands as lands occupied, possessed, and utilized by indigenous cultural communities since time immemorial under claims of individual or traditional group ownership.

• Section 12, Chapter III, Republic Act No. 8371 — Classifies individually-owned ancestral lands that are agricultural in character and actually used for agricultural, residential, pasture, and tree farming purposes as alienable and disposable agricultural lands.

• Section 48(b) and (c), Commonwealth Act No. 141 (Public Land Act) — Provides for judicial confirmation of imperfect titles for those in open, continuous, exclusive, and notorious possession of alienable and disposable lands since June 12, 1945 (or time immemorial for cultural minorities).

Velasco, Jr. (Chairperson), Bersamin, Leonen, and Martires, JJ.