Montana Title 70. Property § 70-29-104. Who must be parties--permissible plaintiffs

(a) every person having an undivided share, in possession or otherwise, in the property as tenant in fee, for life, or for years;

(b) every person entitled to the reversion, remainder, or inheritance of an undivided share, after the determination of a particular estate therein;

(c) every person who by any contingency contained in a devise or grant or otherwise is or may become entitled to a beneficial interest in an undivided share thereof;

(d) every person having an inchoate right of dower in an undivided share in the property; and

(e) every person having a right of dower in the property or any part thereof which has not been admeasured.