An individual is eligible to vote in an election under this subtitle only if the individual is a Montgomery Commission employee to whom this subtitle applies. If the Montgomery Commission and an employee organization dispute the eligibility of an employee in a bargaining unit, the dispute shall be submitted to the labor relations administrator. The labor relations administrator shall hold evidentiary hearings at which the Montgomery Commission and interested employee organizations shall have the opportunity to present: testimony; documentary and other evidence; and arguments. The decision of the labor relations administrator is final. The Montgomery Commission and the employee organization shall share the costs of the hearings equally.