Minn. Stat. § 273.65: FAILURE TO LIST; EXAMINATION UNDER OATH; DUTIES OF ASSESSOR.

When the assessor shall be of opinion that the person listing property for that person, or for any other person, company, or corporation, has not made a full, fair, and complete list thereof, the assessor may examine such person, under oath, in regard to the amount of the property required to be listed; and, if such person shall refuse to make full discovery under oath, the assessor may list the property of such person, or the person's principal, according to the assessor's best judgment and information.