There is nothing in the latest Queensland Government BCCM publication “Common Ground” to indicate that QLD intends to change the way Body Corps are run or managed. In fact, the latest issue (Number 17) has an item about Committees and who is eligible to be on a Committee but nothing about any Committee overseers.
https://publications.qld.gov.au/dataset/bccm-common-ground-e-newsletter
With regard to training for committee members, the Qld government provides a comprehensive free on line training program for committee members (and any interested person):