Any action of a sanitary district taken prior to July 1, 1984, shall not be invalidated by failure to hold an election for members of the board. (1981 (Reg. Sess., 1982), c. 1271, s. 1; 1983, c. 891, s. 2; 1983 (Reg. Sess., 1984), c. 1021, s. 2.)