The National Parks Division shall formulate, review and recommend policies, strategies, plans and programs for the management and development of terrestrial protected areas as well as the local communities pursuant to the National Integrated Protected Areas System Act (RA 7586); develop standards on tenurial instruments, ecotourism program including buffer zone; OECMs such as, but not limited to the Local Conservation Areas and Indigenous Community Conserved Areas; conduct policy-related studies and provide technical assistance for the management of terrestrial protected areas, as well as the local communities and indigenous peoples within and around these Protected Areas (PAs) and Buffer Zones (BZs); develop and undertake capacity building programs; update and maintain data and information on PAs under NIPAS and OECMs; and perform other functions that may be assigned by higher authority.