Minn. Stat. § 272.025
Subd. 1. Statement of exemption.
Subd. 2. Verification.
Upon the written request of the assessor, the taxpayer filing a statement of exemption shall make available to the assessor all books and records relating to the ownership or use of property which are reasonably necessary to verify that the property qualifies for exemption.
Subd. 3. Filing dates.
The statement required by subdivision 1, paragraph (a), must be filed with the assessor by February 1 of the assessment year, however, any taxpayer who has filed the statement required by subdivision 1 more than 12 months prior to February 1, 1983, or February 1 of each third year after 1983, shall file a statement by February 1, 1983, and by February 1 of each third year thereafter.
Subd. 4. Knowing violation.
No property subject to the requirements of this section shall be exempt from taxation under section 272.02 if the taxpayer claiming the exemption knowingly violates any of the provisions of this section.