Minn. Stat. § 282.271: NOTICE OF PAYMENTS DUE.

The county auditor shall give notice by mail not later than November 30 of each year to the person or persons making such repurchase at the address given therein of the payment due under the repurchase on the following December 31. Failure to send or receive the notice shall not operate to postpone any payment or excuse any default under the repurchase.