N.C. Gen. Stat. § 115D-10.15

Community colleges shall assist in the preemployment and in-service training of employees in industry, business, agriculture, health occupation, and governmental agencies. Such training shall include instruction on worker safety and health standards and practices applicable to the field of employment. The State Board of Community Colleges shall make appropriate regulations, including the establishment of maximum hours of instruction which may be offered at State expense in each in-plant training program. No instructor or other employee of a community college shall engage in the normal management, supervisory, and operational functions of the establishment in which the instruction is offered during the hours in which the instructor or other employee is employed for instructional or educational purposes.