Lets the Commissioner serve notices by email to a published address (section 141A), require documents as well as information in information notices, require a controller or processor under an assessment notice to commission and pay for a report by an approved person it nominates (section 146A), and require current or former staff and managers to attend interviews and answer questions (sections 148A to 148C, with an offence of making a statement in answer that the individual knows, or recklessly makes, false in a material respect).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.