Minn. Stat. § 508A.39
All notices required by sections 508A.01 to 508A.85, after the original registration, either by the registrar or by the court, shall be served on the persons to be notified in the following manner: The notice shall be served upon a resident of the state in the manner now provided by law for the service of a summons in a civil action, and the same proof of service shall be made. It shall be served upon a person who is not a resident of the state by sending the same by mail to the person at the person's post office address, as stated in the CPT or in any registered instrument on file with the registrar. The certificate of the registrar or court administrator that any notice has been mailed as required shall be conclusive proof of the service of the notice, but the court may, in any case, order different or other service of it by publication or otherwise.
Minn. Stat. § 508A.39
1982 c 396 s 32; 1986 c 444; 1Sp1986 c 3 art 1 s 82