Minn. Stat. § 580.13: PREMISES IN MORE THAN ONE COUNTY; RECORD.

If any mortgage covering real estate in more than one county be foreclosed by proceedings had in one county, and the mortgage debt be thereby paid, in whole or in part, there may be recorded by the county recorder of the other county a certified copy of the certificate of sale and other foreclosure proceedings of record in the county in which the foreclosure proceedings were had.