Minn. Stat. § 356.401
Subd. 1. Exemption; exceptions.
None of the money, annuities, or other benefits provided for in the governing law of a covered retirement plan is assignable either in law or in equity or subject to state estate tax, or to execution, levy, attachment, garnishment, or other legal process, except as provided in subdivision 2 or section 518.58, 518.581, or 518A.53.
Subd. 2. Automatic deposits.
Subd. 3. Covered retirement plans.
The provisions of this section apply to the following retirement plans: