Reference Source

Illinois

For Illinois, deadline after firing/layoff is in full at the time of separation, if possible, but in no event later than the next regularly scheduled payday; deadline after quitting is in full at the time of separation, if possible, but in no event later than the next regularly scheduled payday; penalty for late payment is damages equal to 5% of the underpayment, per month (calculated from the date of the underpayment) for each month during which wages or final compensation remain unpaid; statute or source is 820 ILCS 115 /5, recorded from its source on 2026-08-31.

State
Illinois our reading
Deadline after firing/layoff
in full at the time of separation, if possible, but in no event later than the next regularly scheduled payday verified
Deadline after quitting
in full at the time of separation, if possible, but in no event later than the next regularly scheduled payday verified
Penalty for late payment
damages equal to 5% of the underpayment, per month (calculated from the date of the underpayment) for each month during which wages or final compensation remain unpaid our reading
Statute or source
820 ILCS 115 /5 our reading
Sourcelabor.illinois.gov
Verified
Review by
DatasetFinal paycheck deadlines by US state — how long an employer has to pay a departing employee's last wages, quoted from the state's own labor law

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

When an employee leaves an employer's employment, the employer is required to pay the final compensation of separated employees in full at the time of separation, if possible, but in no event later than the next regularly scheduled payday for such employee.

labor.illinois.gov, retrieved 2026-08-31

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

Penalty for late payment

damages equal to 5% of the underpayment, per month (calculated from the date of the underpayment) for each month during which wages or final compensation remain unpaid. Damages are payable to the employee and continue to accrue, without limitation, until the amount found owing is paid.

Statute or source

All final compensation, including bonus payments, vacation pay, wages and commissions must be paid on your next regularly scheduled payday. 820 ILCS 115 /5.

— all from labor.illinois.gov, retrieved 2026-08-31

Sources

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.