Minn. Stat. § 203B.03
Subd. 1. Violation.
No individual shall intentionally:
(i) alter an absentee ballot application after it has been signed by the voter, except by an election official for administrative purposes.
Before inspecting information from absentee ballot materials or records, an individual shall provide identification to the public official having custody of the material or information.
Subd. 2. Penalty.
A violation of this section is a felony.