Minn. Stat. § 211B.32
Subd. 1. Administrative remedy; exhaustion.
A complaint alleging a violation of chapter 211A or 211B must be filed with the office. The complaint must be finally disposed of by the office before the alleged violation may be prosecuted by a county attorney.
Subd. 2. Limitation on filing.
The complaint must be filed with the office within one year after the occurrence of the act or failure to act that is the subject of the complaint, except that if the act or failure to act involves fraud, concealment, or misrepresentation that could not be discovered during that one-year period, the complaint may be filed with the office within one year after the fraud, concealment, or misrepresentation was discovered.
Subd. 3. Form of complaint.
The complaint must be in writing, submitted under oath, and detail the factual basis for the claim that a violation of law has occurred. The office may prescribe the form of a complaint.
Subd. 4. Proof of claim.
The burden of proving the allegations in the complaint is on the complainant. The standard of proof of a violation of section 211B.06, relating to false statements in paid political advertising or campaign material, is clear and convincing evidence. The standard of proof of any other violation of chapter 211A or 211B is a preponderance of the evidence.
Subd. 5. Filing fee; waiver; refund.
Subd. 6. Service on respondent.
Upon receipt of the filed complaint, the office must immediately notify the respondent and provide the respondent with a copy of the complaint by the most expeditious means available.