FMLA Leave Return-to-Work
Return-to-work date after 12 workweeks of continuous FMLA leave.
Written and maintained by Paul Clark, Redmoon Software · Rules last verified · Sources
These calculators are for informational purposes only and do not constitute legal, financial, or professional advice.
How the FMLA Leave Return-to-Work works
The FMLA Leave Return-to-Work calculator projects the date an employee on continuous Family and Medical Leave Act leave is due back. Enter the first day of leave and the entitlement in workweeks — 12 by default, or 26 for military caregiver leave — and the tool returns the date the entitlement is exhausted and the next scheduled workday after it, which is the return date you actually put in the calendar.
The unit is the workweek, and the calculator keeps it that way rather than converting to a day count. That distinction matters because the workweek scales to the employee’s own schedule: 12 workweeks is 60 working days for someone on a five-day week and 36 for someone on a three-day week, while the calendar block it occupies is the same twelve weeks either way. For continuous leave the block is what governs, so the tool adds the weeks to the leave start date and then rolls forward past any weekend or holiday to land on a day the employee is actually scheduled to work. Set the workweek and holiday calendar to match the employee’s schedule before relying on the return date, since a return that lands on a company holiday should move to the next working day.
Two limits define what this tool is for. First, it models *continuous* leave — a single unbroken block. Intermittent and reduced-schedule leave consume the entitlement in pieces against a workday budget rather than running down a calendar block, and no start-plus-duration calculation can track that; the stat showing leave workdays used is the size of that budget, not a projection of an intermittent schedule. Second, and more consequentially, it does not model the 12-month period the entitlement renews against. Employers may define that period four different ways, and the rolling-backward method — the most protective and the most common — measures the available balance from each leave date backward over the preceding 12 months, meaning an employee may have less than a full 12 workweeks available at the start of a new leave. This calculator assumes a full entitlement is available. Confirm the balance under your employer’s chosen method before treating the return date as fixed.
Worked example
An employee on a Monday-to-Friday schedule begins continuous FMLA leave on Monday, 1 June 2026. Twelve workweeks later the entitlement is exhausted on Monday, 24 August 2026, and because that is a scheduled workday the return-to-work date is the same day. Shift the leave start to Wednesday, 3 June and the twelve weeks end on Wednesday, 26 August. Change the entitlement to 26 workweeks for military caregiver leave and the same 1 June start pushes the return out to Monday, 30 November 2026. In each case the tool reports the workday budget the leave consumes — 60 workdays at 12 workweeks on a five-day schedule — which is the figure that matters if any of the leave is later taken intermittently.
Frequently asked questions
Is FMLA leave 12 weeks or 84 days?
It is 12 workweeks, which is not quite either. For continuous leave the entitlement occupies twelve calendar weeks, so 84 calendar days is a fair description of the block. But the entitlement itself is measured in workweeks so that it scales to the schedule: an employee working five days a week uses 60 workdays of leave, and one working three days a week uses 36. The distinction only becomes visible when leave is taken intermittently, at which point the workday budget rather than the calendar block is what runs down.
Does the return-to-work date move for weekends and holidays?
The end of the entitlement does not — twelve workweeks from a Monday ends on a Monday regardless of what falls in between. The return date can, because an employee returns on their next scheduled workday. If the entitlement runs out on a Saturday or a company holiday, this calculator rolls the return forward to the next working day on the schedule you select, which is why setting the workweek and holiday calendar correctly matters here.
Why might an employee have less than 12 workweeks available?
Because the entitlement is 12 workweeks *in a 12-month period*, and employers choose how that period is defined — calendar year, a fixed year, a year measured forward from first use, or a rolling 12 months measured backward from each leave date. Under the rolling-backward method, any FMLA leave taken in the preceding 12 months reduces what is available now, so an employee starting a new leave may have only a partial balance. This tool assumes a full entitlement; check the balance under your employer’s method first.
Why is the entitlement in workweeks rather than days?
Because 12 workweeks is only 60 days for someone on a five-day week. For a four-day or six-day schedule the day count differs, and the entitlement follows the workweek. That is why the workweek is an input here rather than an assumption.
Which 12-month period does the entitlement run over?
Whichever of the four permitted methods your employer has chosen and applied consistently: the calendar year, any fixed 12-month year, the 12 months measured forward from first use, or a rolling 12 months measured backward from each use. The rolling-backward method produces materially different availability from the others, and an employer that has not designated a method is generally held to the one most favourable to the employee.
What this calculator does not do
A limitation you know about costs far less than one you find after the deadline. These are the specific things this tool cannot work out for you.
- The entitlement is 12 workweeks, not 60 days. For anyone not on a five-day week the two are different numbers, which is why the workweek is an input.
- It does not model intermittent or reduced-schedule leave, which is drawn down in hours rather than in whole weeks.
- Employer and employee eligibility (50 employees within 75 miles, 1,250 hours in the preceding 12 months) is assumed, not checked.
Where these rules come from
The periods this calculator applies are taken from the primary sources below rather than from secondary summaries. Verify against them before relying on a date that matters.
- 29 CFR Part 825
The FMLA regulations, including the 12-workweek entitlement and the four methods of measuring the leave year.
- US Department of Labor — FMLA