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Dec. 12, 2014: Employee Lookup Available in Employer Access Area of TRS Website

  • Read more about Dec. 12, 2014: Employee Lookup Available in Employer Access Area of TRS Website

March 30, 2015: No Spring Employer Information Seminars March 30, 2015

  • Read more about March 30, 2015: No Spring Employer Information Seminars March 30, 2015

May 15, 2015: Supplementary Reports & Sick Leave Certifications

  • Read more about May 15, 2015: Supplementary Reports & Sick Leave Certifications

May 29, 2015: Last Paid Day on Supplementary Reports

  • Read more about May 29, 2015: Last Paid Day on Supplementary Reports

April 7, 2016: Contribution Rate Changes Begin 7/1/16

  • Read more about April 7, 2016: Contribution Rate Changes Begin 7/1/16

Dec. 16, 2016: Correcting TRS Terminated Sick Leave Report

  • Read more about Dec. 16, 2016: Correcting TRS Terminated Sick Leave Report

QILDRO Publication

  • Read more about QILDRO Publication

Tier 2 Member Guide

  • Read more about Tier 2 Member Guide

May 2025

Tier 1 Member Guide

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May 2025

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Teachers' Retirement System of the State of Illinois

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Springfield, Illinois 62702

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