"Eligible person" means a person who:
"Pension benefit" means the benefits under this Article, or Article 1 as it relates to those benefits, including any anticipated annual increases, that an eligible person is entitled to upon attainment of the applicable retirement age. "Pension benefit" also includes applicable survivor's or disability benefits.
Until June 30, 2026 , an eligible person may irrevocably elect to receive an accelerated pension benefit payment in the amount that the System offers under this subsection in lieu of receiving any pension benefit. A person who elects to receive an accelerated pension benefit payment under this Section may not elect to proceed under the Retirement Systems Reciprocal Act with respect to service under this Article.
40 ILCS 5/14-147.5