Subsection 4B(3) provides that a division of a tribunal shall provide any report as required to the chairperson. Such report is considered to have been made by the tribunal. Subsection 4B(4) provides that a division of a tribunal and the chairperson of the division have all of the powers of the tribunal and the chairperson of the tribunal in the performance of their functions. Subsection 4B(5) provides for a situation where the chairperson of a division is for any reason unable to continue to act as such.