j) Formulate and implement such procedures for the cancellation of officially documented titles which were acquired through spurious or illegal means and those for the redemption of lands lost through the ICCs/IPs vitiated consent or through sale for an unconscionable price; k) Establish its own, or in cooperation with other government agencies a Geographic Information System that would assist ICCs/IPs in formulating Ancestral Domains Sustainable Development and Protection Plans; l) Assist ICCs/IPs in the management of ancestral lands/domains in accordance with a master plan as well as the implementation of the Ancestral Domain Rights of the ICCs/ IPs as provided in Chapter III of the Act; m) Conduct research and documentation on indigenous peoples property rights regimes, property relations, ownership systems and other related aspects of ancestral domains management; and n) Perform such other functions as the Commission may deem appropriate and necessary. Section 3. Office on Policy, Planning and Research. The Office on Policy, Planning and Research shall: a) Compile and update listing of authentic IP organizations and leaders/ elders; b) Formulate appropriate policies and programs for ICCs/ IPs such as, but not limited to a FiveYear Master Plan for the ICCs/ IPs. The NCIP shall review the plan periodically and make modifications in accord with the changing situations; c) Undertake the documentation of customary law and shall establish and maintain a Research Center that would serve as a repository of ethnographic information for monitoring, evaluation and policy formulation; d) Develop and maintain the management information system of the Commission; e) Conduct a population census of the ICCs/IPs including a sex-desegregated data base system in coordination with the National Statistics Office; f) Assist the Congress in the formulation of appropriate legislation beneficial to the ICCs/IPs; g) For purposes of policy coordination, the Commission shall create a Policy Desk to serve as the organic linkage of the NCIP to the Office of the Regional Governor and Office of the Speaker of the Regional Legislative Assembly. This desk shall provide technical assistance to the ARMM on such policy matters as; (1) Pertaining to the exercise of residual powers of the national government affecting the ICCs/IPs, such as, but not limited to: the protection of community intellectual rights; nationwide ethnographic research projects; census of ICCs/IPs, and the like, (2) Formulation of policies, plans, and programs transcending the geographical boundaries of the ARMM and contiguous ethnographic regions, and (3) Other policy issues as may be the subject of Memorandum of Agreement with the Office of the Regional Governor and the Office of the Speaker of the Regional Legislative Assembly; and h) Perform such other functions as the Commission may deem appropriate and necessary. Section 4: Office on Education, Culture and Health. This office shall be responsible for the effective implementation of the education, cultural and health related rights as provided in the Act. It shall: a) Undertake studies, plans, and programs and implement the same for the development of an indigenous curriculum and preservation of the historical and cultural heritage of the ICCs/IPs; Page 33