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Workforce 3 Excel tabs included 10 min read Updated Jan 2026

Employee shift schedule & overtime calculator

Enter daily hours and get the federal weekly overtime split, the California daily and double-time split, and the fully burdened employer cost of the week.

Federal OT threshold
40 hrs/week
California daily OT
> 8 hrs
Double time
> 12 hrs
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Federal weekly overtime versus California daily overtime

The FLSA overtime rule is simple: hours worked beyond 40 in a workweek are paid at 1.5x. It says nothing about daily hours, which is why a six-day week of six-and-a-half hours each (39 hours) attracts no federal overtime at all.

California is different in a way that costs employers real money. Hours beyond 8 in a single workday are paid at 1.5x, hours beyond 12 at 2.0x, and the seventh consecutive day of work in a workweek carries its own premium — the first 8 hours at 1.5x and anything beyond at 2.0x. Several other states (Alaska, Nevada, Colorado, Oregon and Washington in various forms) have daily overtime provisions too.

Overtime split (California)live formula
Per day:   regular = min(hours, 8)
           OT 1.5x = min(max(hours − 8, 0), 4)
           OT 2.0x = max(hours − 12, 0)

Then:      if total hours > 40, hours above 40 that have NOT
           already received a daily premium move to 1.5x
The final step matters: paying a daily premium and then paying weekly overtime on the same hours double-counts them, which is the most common payroll correction in California.

Overtime is burdened overtime

The 1.5x premium is only the visible part of an overtime hour. FICA applies to the premium, workers compensation premiums are calculated on payroll including overtime (except in a minority of states that exclude it from the premium base), and the retirement match is usually calculated on total compensation.

This is why "we will just pay overtime instead of hiring" is often the more expensive decision. Running a fully burdened comparison — as the calculator does — usually shows that a new hire at straight time plus benefits costs less than the overtime premium on existing staff, once you account for the productivity of a tired crew.

Cost of a 50-hour week versus two 40-hour employees
ItemOne 50-hour employeeTwo 40-hour employees
Base wages50 hrs × rate80 hrs × rate
Overtime premium10 hrs × 0.5 × rate
FICA on premium7.65% of premium
Workers comp on premiumClass rate on premium
Effective cost per productive hourHigherLower once productivity is normalised
Wage-and-hour exposureElevatedMinimal
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Meal and rest breaks are governed separately

California requires a 30-minute unpaid meal period before the end of the fifth hour of work, and a second meal period by the end of the tenth hour. Miss it, and the employer owes one additional hour of pay per missed break — per employee, per day. It is a small bill that becomes enormous in class litigation.

The timesheet tab models lunch as a deduction from length of shift, so a six-hour shift that shows 6.0 hours on the schedule becomes 5.5 paid hours. In payables terms, a shift longer than six hours that deducts no meal break is an audit flag, not an efficiency.

  • Meal period due before the end of the 5th hour; second meal by the end of the 10th hour.
  • Rest breaks are paid time and cannot be offset against the meal period.
  • A missed meal break premium is one hour of the employee’s regular rate.
  • Written meal-break waivers are permitted for shifts under six hours in California.
  • Keep records of break times — in a dispute, the employer bears the burden of proof.

Pricing the exposure before a claim arrives

Most wage-and-hour claims are not about intent — they are about recordkeeping. If your records do not show meal breaks taken, overtime calculated correctly and hours worked, the employee's estimate is often accepted over yours.

The audit tab of the workbook converts your weekly overtime figure into an annualised exposure, doubling it for liquidated damages where state statute permits, and multiplying by headcount. The number is usually startling enough to make a scheduling change obviously worthwhile.

  • Liquidated damages commonly double the back-pay figure, before attorneys’ fees.
  • Late payment penalties apply to wages not paid on the normal payday.
  • Class treatment multiplies an individual error across every affected employee.
  • The cheapest fix is almost always an additional part-time shift rather than more overtime.

How to use this tool

  1. Select your overtime rule set. Federal weekly only, or California with daily and double-time rules. The engine applies the correct split for the jurisdiction you choose.
  2. Enter hours worked per day. Use hours actually worked, not scheduled hours. Lunch deductions are applied in the timesheet tab of the workbook using real Excel time formats.
  3. Add your employer burden rates. FICA, FUTA/SUTA, workers compensation and benefits. These turn gross wages into the true employer cost of the week.
  4. Download and run the audit. The workbook prices the weekly overtime premium and annualises the exposure, including a double-damages estimate, so scheduling decisions can be made on cost rather than intuition.

What is inside the download

A seven-day timesheet using real Excel time formats with automatic lunch deduction and daily overtime split, a weekly payroll summary with full employer burden, and an audit tab that prices your wage-and-hour exposure.

  • Weekly Payroll Summary — a separate worksheet in shift-overtime-payroll.xlsx.
  • 7-Day Timesheet — a separate worksheet in shift-overtime-payroll.xlsx.
  • Overtime Auditing Engine — a separate worksheet in shift-overtime-payroll.xlsx.

Where these defaults come from

Every pre-filled value in the calculator above is listed below with its basis. None of it is proprietary to us — we do not run primary research. Statutory figures come from the regulator, fee schedules from the vendor that charges them, ranges from published industry surveys, and conventions are labelled as rules of thumb. When you have your own numbers, replace the default: the workbook formulas do not care where an input came from.

DefaultValue usedBasisSource
Federal overtime thresholdNo daily threshold under federal law.> 40 hours per workweek at 1.5xStatutoryUS Department of Labor, Wage & Hour DivisionFact Sheet #23: Overtime Pay Requirements of the FLSACited by name · link pending verification
California overtime thresholdsDaily premiums and the weekly 40-hour rule are applied independently, and hours must not be counted twice.> 8h 1.5x · > 12h 2.0x · 7th day premiumStatutoryCalifornia DIR, Division of Labor Standards EnforcementOvertime FAQCited by name · link pending verification
Meal break premiumCalifornia: first meal before the end of the 5th hour, second before the end of the 10th.1 hour of pay per missed breakStatutoryCalifornia DIR, Division of Labor Standards EnforcementMeal and Rest Periods FAQCited by name · link pending verification
FICA (employer share)6.2% Social Security up to the annual wage base plus 1.45% Medicare with no cap.7.65%StatutoryIRSPublication 15 (Circular E), Employer's Tax GuideOpen source
FUTAThe effective rate after the standard state credit. Some states have credit reduction status.0.6% (to $7,000 wage base)StatutoryIRSPublication 15 (Circular E), Employer's Tax GuideOpen source
Workers' compensationClass code drives the rate; the range spans clerical to roofing. Get this from your carrier — a wrong default here is a legal exposure, not just a modelling error.$0.30 – $15+ per $100 of payrollMarket surveyNCCI and state rating bureausWorkers compensation class codes and loss costsCited by name · link pending verification

Full source registry, verification status and review cadence: data sources & methodology.

Frequently asked questions

Two independent rules apply. Daily: hours over 8 in a workday are 1.5x and hours over 12 are 2.0x, with the seventh consecutive day also carrying a premium. Weekly: hours over 40 are 1.5x, but only for hours that did not already receive a daily premium. The calculator applies both and excludes double-counted hours automatically.

Software that pairs with this model

These are the platforms our models are designed to work alongside, chosen because their pricing or data appears in the model itself. Some links are affiliate links — they cost you nothing, and they never influence a formula, a default value or a result.

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