Wyo. Stat. Ann. § 17-32-108
(a) A decentralized unincorporated nonprofit association, in its name, may institute, defend, intervene or participate in a judicial, administrative or other governmental proceeding or in an arbitration, mediation or any other form of alternative dispute resolution.
(b) A decentralized unincorporated nonprofit association may assert a claim on behalf of its members if:
(i) One (1) or more members of the decentralized unincorporated nonprofit association have standing to assert a claim in their own right;
(ii) The interests the decentralized unincorporated nonprofit association seeks to protect are germane to its purposes; and
(iii) Neither the claim asserted, nor the relief requested requires the participation of a member.