Work out and manage the data requirements that answer stakeholders' needs, the first step of Implementation in 6.1, so that requirements are recorded, agreed, kept up to date and ready to serve as the basis for data specifications, measurement criteria and the strategy. ISO 8000-62 assigns this process to maturity Level 2 (Managed): an organization that manages its requirements can show that its data meet them.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.