Minn. Stat. § 507.24
Subd. 1. General.
To entitle any conveyance, power of attorney, or other instrument affecting real estate to be recorded, it shall be legible and archivable, it shall be executed, acknowledged by the parties executing the same, and the acknowledgment certified, as required by law. All such instruments may be recorded in every county where any of the lands lie. If the conveyance, power of attorney, or other instrument affecting real estate is executed out of state, it shall be entitled to record if executed as above provided or according to the laws of the place of execution so as to be entitled to record in such place.
Subd. 2. Original signatures required.