No participating employee shall select more than one (1) company for the purchase of tax sheltered annuities except current employees presently enrolled in TIAA/CREF who may select one additional company.

(Authorized by K.S.A. 76-11a03; effective, E-78-6, Jan. 20, 1977; amended, E-78-11, March 24, 1977; effective May 1, 1978.)