N.C. Gen. Stat. § 120-14: Power of committees.

Any committee of investigation raised either by joint resolution or resolution of either house of the General Assembly has full power to send for persons and papers, and, if necessary, to compel attendance and production of papers by attachment or otherwise. (1869-70, c. 5, s. 1; Code, s. 2853; Rev., s. 4412; C.S., s. 6100.)