Minn. Stat. § 358.54
Subd. 1. Source.
A notarial officer may perform a notarial act authorized by sections 358.51 to 358.76, 359.04, and other law.
Subd. 2. Limitation.
A notarial officer may not perform a notarial act with respect to a record to which the officer or the officer's spouse is a party, or in which either of them has a direct beneficial interest. A notarial act performed in violation of this subdivision is voidable.