N.J. Stat. Ann. § 48:24-11

11. When a member of a rural electric cooperative has paid a membership fee, submitted a membership application, and complied with all remaining requirements for membership as determined by the cooperative, a certificate of membership shall be issued to the member. Memberships in the cooperative and the certificates thereof shall be nontransferable. The certificate of membership shall be surrendered to the cooperative upon the resignation, expulsion, or death of the member.