A pleading asserting a claim for relief shall state the names, if known to the pleader, of any persons as described in Rule 19.01 who are not joined, and the reasons why they are not joined.
Minn. R. Civ. P. 19.03
A pleading asserting a claim for relief shall state the names, if known to the pleader, of any persons as described in Rule 19.01 who are not joined, and the reasons why they are not joined.
Minn. R. Civ. P. 19.03