Amends the Downstate Teacher Article of the Illinois Pension Code. Provides that, through June 30, 2029 (instead of June 30, 2026), an annuitant may accept employment as a teacher without impairing his or her retirement status if that employment is not within the school year during which service was terminated and does not exceed 120 paid days or 600 paid hours in each school year, but not more than 100 paid days in the same classroom. Makes a conforming change. Effective immediately.