Particle.news
Download on the App Store

Mary Jane Theis Retiring From Illinois Supreme Court as Sanjay Tailor Is Appointed Interim Successor

The court exercised its constitutional vacancy power to seat the First District appellate judge starting Jan. 30 through Dec. 4, 2028.

Overview

  • Theis’ retirement takes effect Jan. 29, 2026, shortening a 10-year term that had been set to run through 2032.
  • Sanjay T. Tailor will fill the seat beginning Jan. 30, becoming the first Asian American to serve on the Illinois Supreme Court.
  • Tailor brings 23 years on the bench across trial and appellate courts, with prior service as a Cook County assistant state’s attorney and in private practice.
  • Theis has served since 1983 across every level of Illinois courts, joined the Supreme Court in 2010, and was chief justice from 2022 to 2025.
  • Her notable opinions include the 2023 ruling upholding the SAFE-T Act’s end to cash bail and a 2012 decision in People v. Wrice, while Illinois Attorney General Kwame Raoul praised her leadership.