N.C. Gen. Stat. § 143B-135.26

All revenues derived from lands now owned or later acquired under the provisions of G.S. 143B-135.22 to 143B-135.30 shall be set aside for the use of the Department in acquisition, management, development and use of such lands until all obligations incurred have been paid in full. Thereafter, fifty percent (50%) of all net profits accruing from the administration of such lands shall be applicable for such purposes as the General Assembly may prescribe, and fifty percent (50%) shall be paid into the school fund to be used in the county or counties in which lands are located.