All persons who have or shall become teachers or employees after December 31, 1948, except those specifically excluded under Section 9-1-450 or those as to whom membership is optional under Sections 9-1-510 to 9-1-560, have become or shall become members of the System as a condition of their employment.
HISTORY: 1962 Code Section 61-32; 1952 Code Section 61-32; 1945 (44) 212; 1949 (46) 424; 1950 (46) 2369.