The PCBU ensures that a list of each HSR and deputy for each work group is prepared and kept up to date, and that an up-to-date copy is displayed at its principal place of business and at any other appropriate workplace, readily accessible to the workers in the work group; it gives a copy of the up-to-date list to the regulator as soon as practicable after preparing it.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.