Minn. Stat. § 53B.52: UNAUTHORIZED ACTIVITIES.

A person is prohibited from engaging in the business of money transmission on behalf of a person not licensed under this chapter or not exempt under sections 53B.29 and 53B.30. A person that engages in the business of money transmission on behalf of a person that is not licensed under this chapter or not exempt under sections 53B.29 and 53B.30 provides money transmission to the same extent as if the person were a licensee, and is jointly and severally liable with the unlicensed or nonexempt person.