Rainwater must be stored to reduce the chance of contamination and so that stored rainwater does not pose a public health hazard, and the likelihood of failure of, or uncontrolled discharge from, rainwater storage must be avoided. These requirements do not apply to sites with no drinking water service from a Network Utility Operator. Deemed-to-Satisfy B7D3 sets collection of rainwater.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.