Illinois StatutesArticle 99 - Effective date (35 ILCS 717/Art. 99 heading) ARTICLE 99 (Source: P.A. 96‑1383, eff. 1‑1‑11.) (35 ILCS 717/99‑99) Sec. 99‑99. Effective date. This Act takes effect January 1, 2011. (Source: P.A. 96‑1383, eff. 1‑1‑11.)