N.C. Gen. Stat. § 116-350.45
Notwithstanding the provisions of Articles 3, 3A, and 3C of Chapter 143 of the General Statutes and G.S. 143-341(8)(i) of the General Statutes, the Board shall establish policies and regulations governing the purchasing requirements of the System. These policies and regulations shall provide for requests for proposals, competitive bidding or purchasing by means other than competitive bidding, contract negotiations, and contract awards for purchasing supplies, materials, equipment, and services which are necessary and appropriate to fulfill the clinical, educational, research, and community service missions of the System.
The Board of Directors shall submit all initial policies and regulations adopted pursuant to this section to the Division of Purchase and Contract for review upon adoption by the Board. Any subsequent changes to these policies and regulations adopted by the Board shall be submitted to the Division of Purchase and Contract for review. Any comments by the Division of Purchase and Contract shall be submitted to the Chief Executive Officer and to the President of The University of North Carolina.
N.C. Gen. Stat. § 116-350.45