(40 ILCS 5/2-105.1)
    (This Section was added by P.A. 98-599, which has been held unconstitutional)
    Sec. 2-105.1. Tier 1 participant; Tier 2 participant.
    "Tier 1 participant": A participant who first became a participant before January 1, 2011.
    "Tier 2 participant": A participant who first became a participant on or after January 1, 2011.
(Source: P.A. 98-599, eff. 6-1-14.)