North Carolina Administrative Code Title 17 — Revenue 17 NCAC 06B .0706 — Extensions Last amended: Authority G.S. 105-134; 105-135(13); 105-141; 105-141(b)(25); 105-147; 105-163.15; 105-163.18; 105-262; 105-263; 50 U.S.C. Sec. 574; Eff. February 1, 1976; Amended Eff. August 1, 1986; May 1, 1984; June 1, 1982; March 22, 1981; Repealed Eff. June 1, 1990. Source: official text