Montana final paycheck law & calculator.
Add your unpaid Montana wages and accrued PTO to estimate your last-day total after tax.
Estimates only. PTO payout rights and tax withholding vary by state, employer policy, and individual circumstances. This is not legal, tax, or financial advice. Consult your state labor department or a qualified professional. See our methodology.
Final pay and PTO in Montana
Montana treats accrued vacation as earned wages, so your unused PTO must be included in your final paycheck. Montana treats earned vacation as wages that must be paid at separation; use-it-or-lose-it forfeiture of earned time is not allowed.
Your final paycheck combines any regular wages you earned but were not yet paid with your accrued PTO payout where it is owed. Use-it-or-lose-it forfeiture of earned time is not allowed in Montana, and the window to claim unpaid final wages runs for 2–3 years. This calculator pre-selects Montana so the state tax estimate is built in.
For the governing statute (reference: Mont. Code § 39-3-201) and a full PTO breakdown, see the Montana PTO payout guide and final paycheck rules by state.
When is your final paycheck due in Montana?
| Situation | Final paycheck deadline |
|---|---|
| If you are fired or laid off | Immediately (employers may extend to the next payday or within 15 days by written policy) |
| If you quit | Next payday or within 15 days, whichever is earlier |
This deadline applies to your whole final paycheck, including any accrued PTO Montana requires to be paid. Late or missing final pay can entitle you to penalties or interest \u2014 file an unpaid-wage claim with the Montana Department of Labor and Industry, Wage and Hour Unit. Deadlines change with legislation, so confirm the current rule before acting.
Frequently asked questions
When is my final paycheck due in Montana?
If your employment ends in Montana, your final paycheck — including any owed PTO — is due as follows. If you are fired or laid off: Immediately (employers may extend to the next payday or within 15 days by written policy). If you quit: Next payday or within 15 days, whichever is earlier. Deadlines can change, so confirm the current rule with the state labor department.
Is PTO included in a final paycheck in Montana?
Montana treats accrued vacation as earned wages, so your unused PTO must be included in your final paycheck. Reference: Mont. Code § 39-3-201.
How is my final paycheck taxed in Montana?
Regular wages are withheld at your normal rate; the PTO portion is a supplemental wage withheld at a flat 22% federal rate, an estimated 6.9% Montana rate, and 7.65% FICA.
How long do I have to claim unpaid final wages in Montana?
The statute of limitations for unpaid-wage claims in Montana is 2–3 years. File a claim with the state labor department if your final check is missing or wrong.