Minn. Stat. § 299C.11
Subd. 1. Identification data other than DNA.
(b) No petition under chapter 609A is required if the person has not been convicted of any felony or gross misdemeanor, either within or without the state, within the period of ten years immediately preceding the determination of all pending criminal actions or proceedings in favor of the arrested person, and either of the following occurred:
(2) the prosecuting authority declined to file any charges and a grand jury did not return an indictment.
Where these conditions are met, the bureau or agency shall, upon demand, destroy the arrested person's finger and thumb prints, photographs, distinctive physical mark identification data, information on known aliases and street names, and other identification data, and all copies and duplicates of them.
Subd. 2. DNA samples; law enforcement duties.
Subd. 3. Definitions.
For purposes of this section:
(1) "determination of all pending criminal actions or proceedings in favor of the arrested person" does not include: