Illinois Municipal Retirement Fund (IMRF)

Duty to post information pertaining to benefits offered through the Illinois Municipal Retirement Fund (IMRF).

A physical copy of this information is located at the principal office of Warren Township in lieu of posting the information directly on this website.
This information can be accessed at the Supervisor's Office in:
Township Hall Building
17801 W. Washington St.
Gurnee, IL 60031

IMRF Employer Cost  & Participation Information

In 2019, the Illinois General Assembly passed Public Act 101-0504. The law requires IMRF to post certain employer cost and participation information on its website. IMRF will update these reports annually.

• Employer Contribution Amounts (XLSX): The amount of employer contributions each employer made from January 1, 1995 to present (searchable spreadsheet)
• Employer Contribution Rates (XLSX): Each employer's contribution rates for the current year and one year after (searchable spreadsheet)
• Employer Resolutions (PDF): Required participation resolutions for employers that joined on or after January 1, 1995 (searchable PDF)
• Participating Employers (XLSX): A list of all employers and the date each employer joined IMRF (searchable spreadsheet)
• Public Act 101-0504 requires IMRF employers that have a website to include a link to this web page, no later than January 1, 2021.