Minn. Stat. § 571.927
PENALTY FOR RETALIATION FOR GARNISHMENT.
§ Subdivision 1. Prohibition. An employer shall not discharge or otherwise discipline an employee or independent contractor as a result of an earnings garnishment authorized by this chapter.
§ Subd. 2. Remedy. If an employer violates this section, a court may order the reinstatement of an aggrieved party who demonstrates a violation of this section, and other relief the court considers appropriate. The aggrieved party may bring a civil action within 90 days of the date of the prohibited action. If an employer-employee or employer-independent contractor relationship existed before the violation of this section, the employee or independent contractor shall recover twice the earnings lost as a result of this violation.
§ Subd. 3. Nonwaiver. The rights guaranteed by this section may not be waived or altered by contract.