(1) Only a qualified person may be appointed a proxy to vote the membership interest of a professional limited liability company.
(2) A voting trust with respect to membership interests of a professional limited liability company is not valid unless all of its trustees and beneficiaries are qualified persons. If a beneficiary who is a qualified person dies or becomes disqualified, a voting trust valid under this subsection continues to be valid for ten (10) months after the date of death or for five (5) months after the disqualification occurred.