The provisions of the federal social security system are hereby made applicable to all paid firefighters hired for the first time on or after October 1, 1980.

[(59-1398) 1979, ch. 147, sec. 8, p. 455; am. 1980, ch. 50, sec. 45, p. 104; am. and redesig. 1990, ch. 231, sec. 68, p. 648.]