North Carolina Administrative Code Title 17 — Revenue 17 NCAC 07B .3502 — Molds: Dies: Mill Machinery Last amended: Authority G.S. 105-164.4; 105-164.6; 105-262; Eff. February 1, 1976; Amended Eff. October 1, 1991; October 1, 1988; Repealed Eff. October 1, 1993. Source: official text