Different aspects of actual or supervisory activities or services such as parametric classification of lands, inventory of forest or timber, reconnaissance and survey of road locations and quarry sites, planning and implementing of harvesting operations and timber improvement, scaling and grading of, and manifesting taxes on logs and derivative wood products, preparation of designs, plans and specifications of forest products processing plants, treatment of wood and other forest products, inspection and investigation of harvesting and processing plants, preparation, certification or authentication of log and lumber dealers, sawmill operators and other mill test reports, planning and implementation of forest nursery, afforestation, reforestation, industrial and community-based tree plantation, tree farm and agroforestry farm projects, planning and implementation of forest parks, wilderness areas, coastal areas and other protected area systems development, planning and implementation of forest protection systems, forest and soil resources conservation measures, conduct of environmental risk scoping and environmental impact assessment
Preparation and conduct of feasibility studies pertaining to natural forest and plantation forest management, watershed management, range or grazing land management, wildlife and biodiversity systems management, wood technology and timber engineering, wood products manufacturing and marketing management, and technical or management consultancy
Conduct of forest experiments, research and development, training and extension concerning forestry, and the teaching of forestry subjects in any accredited college or school of forestry
Government institutional activities or services wherein the principal policy and strategy is forestry, and the practice of professional forestry is essential, such as in the undertaking, supervision, or administration of studies, programs, stations, centers, community/provincial/regional offices, and such other activities or services that, by law, should be inherently exercised by professional foresters
Forestry activities and services required by local government units, private corporations, foundations, nongovernment organizations, and foreign assisted projects