In any primary in which there are two or more vacancies for associate justices for the Supreme Court, two or more vacancies for the Court of Appeals, two or more vacancies for superior or district court judge, or two vacancies for United States Senator from North Carolina, each candidate shall, at the time of filing notice of candidacy, file with the State Board of Elections a written statement designating the vacancy to which the candidate seeks nomination. The designation shall not be the name or names of any incumbent or other individual but shall be designated as determined by the State Board of Elections. A person seeking election for a specialized district judgeship established under N.C. Gen. Stat. § 7A-147 shall, at the time of filing notice of candidacy, file with the State Board of Elections a written statement designating the specialized judgeship to which the person seeks nomination. Votes cast for a candidate shall be effective only for nomination to the vacancy for which the candidate has given notice of candidacy as provided in this section. (1915, c. 101, ss. 6, 15; 1917, c. 218; C.S., ss. 6022, 6035; 1921, c. 217; 1923, c. 111, s. 13; C.S., s. 6055(a); 1927, c. 260, s. 19; 1929, c. 26, s. 1; 1933, c. 165, s. 12; 1937, c. 364; 1947, c. 505, s. 7; 1949, c. 672, s. 4; c. 932; 1951, c. 1009, s. 3; 1955, c. 755; c. 871, s. 1; 1959, c. 1203, s. 4; 1965, c. 262; 1967, c. 775, s. 1; c. 1063, s. 2; 1969, c. 44, s. 83; c. 1190, s. 56; 1971, cc. 189, 675, 798; 1973, c. 47, s. 2; c. 793, s. 36; c. 862; 1975, c. 844, s. 2; 1977, c. 265, ss. 4, 5; c. 408, s. 2; c. 661, ss. 2, 3; 1979, c. 24; c. 411, s. 5; 1981, c. 32, ss. 1, 2; 1983, c. 330, s. 1; 1985, c. 472, s. 2; c. 558, s. 1; c. 759, s. 6; 1985 (Reg. Sess., 1986), c. 957, s. 1; 1987, c. 509, s. 13; c. 738, s. 124; 1987 (Reg. Sess., 1988), c. 1028, s. 1; 1993 (Reg. Sess., 1994), c. 762, s. 31; 1995, c. 243, s. 1; 1996, 2nd Ex. Sess., c. 9, s. 8; 1999-456, s. 59; 2001-403, s. 3; 2001-466, s. 5.1(a); 2002-158, ss. 8, 9; 2002-159, s. 55(a); 2006-155, s. 2; 2007-369, s. 1; 2009-47, s. 1; 2013-381, s. 21.1; 2014-111, s. 1(a); 2016-125, 4th Ex. Sess., s. 21(a); 2017-3, s. 5; 2017-6, s. 3; 2018-121, s. 4(b); 2018-146, s. 3.1(a), (b).)