A license is not required for forestry activities conducted by:
1. Forestry instructional and educational institutions. A forestry instructional and educational institution approved by the Commissioner of Education pursuant to the laws of the State or a program of education at an institution licensed or approved by the State to grant a bachelor's or higher degree;
2. Federal Government employee. Federal Government employees conducting forestry practices within the scope of their employment;
3. Person registered and practicing forestry. A person registered and practicing forestry under the supervision of a forester as set forth by section 5515, subsection 10, paragraph B; or
4. Owner. An owner managing or otherwise conducting forestry practices on that owner's land.