Minn. R. Juv. P. 18.02
Subdivision 1. Generally. Proceedings to certify delinquency matters pursuant to Minnesota Statutes, section 260B.125 may be initiated upon motion of the prosecuting attorney after a delinquency petition has been filed. The motion may be made at the first appearance of the child pursuant to Rules 5 or 7, or within ten (10) days of the first appearance or before jeopardy attaches, whichever of the latter two occurs first. The motion shall be in writing and comply with the provisions of Rule 27, and shall include a statement of grounds supporting the certification.
Subd. 2. First Degree Murder Accusation. When the delinquency petition that is the basis for the motion for certification alleges that a child under age sixteen (16) committed the offense of murder in the first degree, the prosecuting attorney shall present the case to the grand jury for consideration of an indictment under Minnesota Statutes, chapter 628 within fourteen (14) days after the petition is filed.
Minn. R. Juv. P. 18.02