N.C. Gen. Stat. § 48-1-103: Who may adopt.

Any adult may adopt another individual as provided in this Chapter, but spouses may not adopt each other. (1949, c. 300; 1963, c. 699; 1967, c. 619, ss. 1-3; c. 693; c. 880, s. 3; 1969, c. 21, ss. 3-6; 1971, c. 395; c. 1231, s. 1; 1973, c. 849, s. 3; c. 1354, ss. 1-4; 1975, c. 91; 1979, c. 107, s. 6; 1981, c. 657; 1983, c. 454, s. 6; 1989, c. 208; c. 727, s. 219(4); 1993, c. 553, s. 14; 1995, c. 457, s. 2.)