N.C. Gen. Stat. § 113-20: Cooperation with counties and municipal corporations.

The Department is authorized to cooperate with the counties of the State in any surveys to ascertain the natural resources of the county; and with the governing bodies of cities and towns, with boards of trade and other like civic organizations, in examining and locating water supplies and in advising and recommending plans for other municipal improvements and enterprises. Such cooperation is to be conducted upon such terms as the Department may direct. (1925, c. 122, s. 17; 1973, c. 1262, s. 28; 1977, c. 771, s. 4; 1989, c. 727, s. 40.)