At-will employment doctrine
Wisconsin recognizes the employment-at-will doctrine as a matter of common law. Under this doctrine, where employment is for an indefinite term, an employer may discharge an employee "for good cause, for no cause, or even for cause morally wrong, without being thereby guilty of legal wrong." This means both employers and employees are free to terminate the employment relationship at any time, for any lawful reason or no reason at all, absent a contract, statute, or public-policy exception.
Final paycheck timing
Wisconsin law establishes uniform final paycheck deadlines for both voluntary and involuntary separations. Under Wis. Stat. § 109.03(2), any employee who quits or is discharged must be paid in full by no later than the date the employee regularly would have been paid under the employer's established payroll schedule, or within 31 days of separation, whichever is earlier. This rule applies equally whether the employee resigned, was terminated for cause, or was laid off.
Sales agents on commission are expressly excluded from the § 109.03(2) deadline. The statute does not specify an alternative timeline for commission-based sales agents without written contracts; their final pay timing is governed by the employer's regular payroll schedule under § 109.03(1).
Business closures, mergers, and relocations trigger a stricter 24-hour rule. Under Wis. Stat. § 109.03(4), when an employee is separated from the payroll as a result of the employer merging, liquidating, disposing of the business, ceasing business operations in whole or in part, or relocating all or part of the business to another area (within or outside Wisconsin), the employer or its successors in interest must pay all unpaid wages "at the usual place of payment within 24 hours of the time of separation." This 24-hour deadline applies regardless of the employer's normal payroll schedule.
What "paid in full" includes. Wisconsin does not mandate statutory payout of accrued but unused vacation or paid time off. However, if the employer's written policy or past practice provides for vacation payout upon separation, those amounts are treated as "wages" under Wisconsin law and must be included in the final paycheck by the applicable deadline. The Wisconsin Department of Workforce Development has stated that absent a clear forfeiture provision in a written policy, earned vacation is considered wages due.
Enforcement. Employees may file a wage claim with the Wisconsin Department of Workforce Development, Equal Rights Division, within two years of the date wages were payable. Alternatively, under Wis. Stat. § 109.03(5), employees have a private right of action in any court of competent jurisdiction for the full amount of wages due, plus increased wages (penalties) under Wis. Stat. § 109.11(2), costs, and attorney's fees. Employers may not withhold a final paycheck—even in cases of disputed deductions or unreturned company property—unless the employee has expressly authorized the specific deduction in writing after the issue arose.
Source: Wis. Stat. § 109.03