Illinois · Overtime · Updated April 2026

Illinois OT follows federal FLSA: 1.5× past 40 hours/week.

Illinois has no state-level daily overtime rule, no consecutive-hour rule, and no spread-of-hours premium. All OT obligations flow through the federal FLSA: 1.5× the regular rate for hours over 40 in a fixed workweek. The complexity is in regular-rate calculation — non-discretionary bonuses, shift differentials, and commissions all factor in. Misclassification is the single largest source of FLSA back-wage exposure.

Threshold
40 hrs/week
Multiplier
1.5×
Authority
FLSA § 207
Active

Federal Weekly Overtime + Regular Rate

Tracks running weekly hours toward the 40-hour FLSA threshold. Calculates the regular rate including non-discretionary bonuses, shift differentials, and commissions. Pays 1.5× automatically.

Warn manager at 36-hour scheduled threshold
Surface OT exposure on payroll close
Auto-tag past-40 timesheet entries
Always running

What those rules do as a workweek crosses 40 hours.

The hero card configuration: Avoid at 36 hours scheduled, Critical on payroll close, Flag on the timesheet.

Avoid · at 36 hours scheduled

When a worker's scheduled hours plus a pending shift would push past 36 hours, the manager sees a yellow indicator: "Adding this trends past weekly OT." Save proceeds, exposure logged.

Critical · on payroll close

On payroll close, any worker whose week exceeded 40 hours surfaces with a Critical indicator and the calculated premium. Close requires explicit confirmation.

Flag · on the timesheet

Hours past 40 in a workweek auto-tag as Weekly OT. Payroll sees the tag and applies 1.5× the regular rate automatically.

Skip the configuration

Deploy weekly OT in your Teambridge.

Tell us about your Illinois workforce. We'll spin up federal OT tracking with regular-rate calculation alongside 21 other Illinois policies in a sandbox tenant.

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The rule, plainly stated

Forty hours in a fixed seven-day workweek — federal only.

Illinois adopts the federal FLSA framework. The simplicity at the threshold (only weekly OT) hides complexity in regular-rate calculation.

29 U.S.C. § 207(a)(1); 820 ILCS 105/4a: No employer shall employ any employee for a workweek longer than 40 hours unless the employee receives compensation for hours in excess of 40 at a rate not less than 1.5 times the regular rate.

Workweek is fixed and recurring

A workweek is any fixed, recurring 168-hour period (7 × 24). The employer designates the start day and time but cannot shift it to evade OT. Different workweeks per worker are allowed (common in healthcare staffing) but each must remain consistent.

Regular rate isn't always the hourly rate

The 'regular rate' includes all remuneration except specific statutory exclusions: non-discretionary bonuses, shift differentials, commissions, and certain incentive pay all factor in. Calculating the regular rate wrong is the #1 source of FLSA OT lawsuits.

On autopilot

Teambridge tracks the workweek and calculates the true regular rate.

The hard part of FLSA OT in Illinois isn't the 40-hour threshold — it's getting the regular rate right when a worker has a base rate plus differentials, bonuses, or commissions.

01 · Schedule build

36-hour line shows up early.

When a manager schedules a shift that would push a worker past 36 weekly hours, an Avoid indicator surfaces. Manager can proceed or redistribute.

02 · Multi-site aggregation

Hours follow the worker.

If a worker has shifts at multiple of your locations, Teambridge aggregates the hours under one workweek total. The OT calculation considers everywhere the worker clocks.

03 · Regular-rate calculation

All earnings rolled in.

When OT is owed, Teambridge calculates the regular rate including base wages, shift differentials, non-discretionary bonuses, and commissions earned in the workweek.

04 · Workweek straddle

Pay-period boundaries don't matter.

When a workweek crosses into a new pay period (common with semi-monthly pay schedules), Teambridge keeps the OT calculation tied to the workweek, not the pay period.

Free · No commitment

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FAQ

People also ask.

When is overtime owed in Illinois?
When a non-exempt employee works more than 40 hours in a fixed workweek. Illinois has no state daily OT rule and no consecutive-hour rule. Only hours over 40 in the workweek trigger OT.
What's the regular rate for OT?
All remuneration the worker receives in the workweek, divided by hours worked, minus specific statutory exclusions. It includes base wages, shift differentials, non-discretionary bonuses, commissions, and most incentive pay. Calculating it wrong is the most common FLSA OT lawsuit.
Do I have to pay OT for hours over 8 in a day?
Not in Illinois. Illinois has no daily OT rule. Only hours over 40 in the workweek trigger OT. A 12-hour Monday is fine if the week stays under 40 total.
Can I average hours across two weeks to avoid OT?
No. Each workweek stands alone for OT calculation under the FLSA. You cannot offset 50 hours one week with 30 the next to 'average' to 40.
Can I give comp time instead of OT pay?
No, not in the private sector. OT must be paid in cash on the regular payday following the workweek in which it was earned.
What's the penalty for OT violations in Illinois?
Federal: back wages plus liquidated damages (typically equal to back wages), plus attorney's fees, 2-year statute (3 if willful). Illinois Wage Payment Act adds: 5% per month penalty on unpaid wages, plus attorney fees, plus double damages for willful violations. Most IL OT cases run as both.
How does Teambridge enforce this?
Schedule preview surfaces 36-hour drift warnings. Multi-site hours aggregate under one workweek. The regular-rate calculation includes bonuses, differentials, and commissions automatically. Workweek straddle across pay periods is handled at the workweek level, not the pay period.