Skip to main content
Skip table of contents

IMRF Pay Period Report

The Illinois Municipal Retirement Fund (IMRF) is a public pension system that provides retirement, disability, and death benefits for public employees. Employers must report adjustments to IMRF wages and member and employer IMRF contributions every pay period for each IMRF member employed. Both employer-paid member and employer IMRF contributions must be deposited with IMRF monthly.

Menu Path

From the Human Resources menu, select State. From the State - IL menu, select IMRF Pay Period Report.

Submission Period

Before the 10th of the following month. For example, you must submit the IMRF report for November by December 10th.

Selection Rule

All employees who are eligible for the IMRF pension and received wages during the selected check issue period are selected and reported.

Setup

Retirement Deductions

Before generating the IMRF Pay Period report, enter valid information in the required fields on the IL IMRF Pay Period Report - Setup - Retirement Deductions page.

  1. On the IL IMRF Pay Period Report page, select Setup, and then select Retirement Deductions.

  2. Filter records using the filter criteria. To enter filter criteria, select an option from the list, select an operator and a value, then select Add.

    • To add a record, click Add Record. Refer to Field Descriptions and enter valid information in the required fields. Select Save, then Yes.

    • To edit a record, select the ellipsis in the Actions column, then select Edit. Update the information and select Save.

    • To delete a record, select the ellipsis in the Actions column, select Delete, then select Yes.

Field Descriptions

Field

Description

Deduction Type

The type of deduction.

Select:

  • IMRF Code

  • Voluntary Additional IMRF Code

IMRF Code

Select the IMRF code.

The codes are retrieved from the Deductions reference table.

IMRF Secondary Code

Select the IMRF secondary code.

The codes are retrieved from the Deductions reference table.

Plan Code

The Plan code.

Select:

  • Reg

  • Slep

  • Eco

Employer ID

Enter the employer's ID.

Use the last four digits of the nine-digit Employer SSA Number, preceded by a zero. Otherwise, if the employer joined IMRF on or after January 9, 1993, use the five-digit identification number issued by IMRF, including the leading zero.

The limit is five numeric characters.

Employer Name

Enter the employer's name.

The limit is 20 characters.

Load Data

  1. On the IL IMRF Pay Period Report page, select Load.

  2. Select the Report Date, Check Issue Start Date, and Check Issue End Date.
    The Report Date defaults to today’s date.

  3. Select Include Employer Contributions to add employer contributions to the Wages and Member contribution for the same plan and employer.

  4. Click Load, then Yes.

  5. If data for the selected criteria is loaded, select Yes to delete and reload the data.

  6. Save the IL IMRF Pay Period Report Load Summary report and select OK.

  7. Navigate to the folder containing the summary report file.

  8. Inspect the file. Update data if needed.

  9. Repeat these steps until all required data is loaded.

Maintain Data

You can correct loaded data before submitting the report. However, any corrections to information must also be updated in the source data.

  1. On the IL IMRF Pay Period Report page, filter records using the filter criteria. To enter filter criteria, select an option from the list, select an operator and a value, then select Add.

    • To add a record, click Add Record. Refer to Field Descriptions and enter valid information in the required fields. Select Save, then Yes.

    • To edit a record, select the ellipsis in the Actions column, then select Edit. Update the information and select Save.

    • To delete a record, select the ellipsis in the Actions column, select Delete, then select Yes.

Field Descriptions

Field

Description

Employer Number

Enter the Employer number.

Use the last four digits of the nine-digit Employer SSA Number, preceded by a zero. Otherwise, if the employer joined IMRF on or after January 9, 1993, use the five-digit identification number issued by IMRF, including the leading zero.

The limit is five characters.

Report Date

Select the date for the report.

Payment Date

Select the date when wages are paid.

Period Start Date

Select the beginning date for the reporting period.

Period End Date

Select the ending date for the reporting period.

Plan Code

The Plan code.

Select:

  • Reg

  • Slep

  • Eco

Employee Number

Select the Employee number.

Final Wages

Indicates if the wage amount is final.

Voluntary Additional Contribution

Enter the voluntary additional contribution amount.

The value must be less than 500,000.00 and can contain up to two decimal places.

Member ID

Enter the employee's IMRF Member ID.

Member Contribution

Enter the employee's IMRF member contribution.

The value must be less than 500,000.00 and can contain up to two decimal places.

Reportable Wages

Enter the employee's reportable wage amount.

Overtime

Enter the employee's overtime pay amount.

Employer Contribution

Enter the employer's IMRF contribution.

The value must be less than 500,000.00 and can contain up to two decimal places.

Create File

  1. On the IL IMRF Pay Period Report page, select Report.

  2. Select the Report Date and Employer Number.
    The Report Date must be the last day of the month.

  3. Create a hard copy of the report to verify data before you create the electronic file:

    1. Select Hard Copy.

    2. Select PDF or Excel.

    3. Select Sort by SSN or Sort by Last Name.

    4. If you have the security to view the entire Social Security Number (without masking) and want to include the entire Social Security Number, select Print Full Social Security Number.

    5. Select Create, then Yes.

  4. Save the file and select OK.

  5. Navigate to the folder containing the report file.

  6. Inspect the file. Update data if needed.

  7. Repeat these steps until all the required data is included.

  8. Create the electronic file:

    1. Select Electronic File.

    2. Select Create, then Yes.

    3. Save the file and select OK.
      The default file name is IL IMRF Pay period Report_<Report creation date>_<Report creation time>.csv

Follow the state's submission procedures.

Purge Data

If you need to correct setups or employee data, purge the existing records and reload the data.

  1. On the IL IMRF Pay Period Report page, select Purge.

  2. Select the Report Date, Check Issue Start Date, and Check Issue End Date.

  3. Select Submit.

  4. Select Yes, then OK.

JavaScript errors detected

Please note, these errors can depend on your browser setup.

If this problem persists, please contact our support.