Minn. Stat. § 72A.43

§ Subdivision 1. Appointment of agent. Any act of entering into a contract of insurance or annuity as an insurer or transacting insurance business in this state as set forth in subdivision 2 of section 72A.41 , by an unauthorized company is equivalent to and shall constitute an appointment by such company of the commissioner of commerce and a successor or successors in office to be its true and lawful attorney upon whom may be served all lawful process in any action or proceeding against it, arising out of a violation of section 72A.41 , and any of such acts shall be a signification of its agreement that any such process against it which is so served shall be of the same legal force and validity as personal service of process in this state upon such company.

§ Subd. 2. How made. Service of such process shall be made in compliance with section 45.028, subdivision 2 .

§ Subd. 3. Postponement of service. The court in any action or proceeding in which service is made in the manner provided in subdivision 2 may, in its discretion, order such postponement as may be necessary to afford such company reasonable opportunity to defend such action or proceeding. Nothing in this section is to be construed to prevent an unauthorized company from filing a motion to quash a writ or to set aside service thereof made in the manner provided in subdivision 2 on the ground that such unauthorized company has not done any of the acts referred to in subdivision 1.

§ Subd. 4. Judgment by default. No judgment by default shall be entered in any such action or proceeding until the expiration of 30 days from the date of the filing of the affidavit of compliance.

§ Subd. 5. Other law. Nothing contained in this section shall limit or affect the right to serve any process, notice or demand required or permitted by law to be served upon any company in any other manner now or hereafter permitted by law.