12 CSR 10-23.250
*Original authority: 301.010, RSMo 1939, amended 1945, 1949, 1951, 1969, 1974, 1979, 1980, 1983, 1983, 1985, 1986, 1986, 1987, 1988, 1989; 301.020, RSMo 1939, amended 1943, 1945, 1949, 1957, 1969, 1985, 1986, 1988, 1988, 1989; and 301.030, RSMo 1947, amended 1951, 1965, 1974, 1983, 1986.