Article 15 requires Member States to apply, on a mandatory basis for non-residential buildings above 290 kW effective HVAC output (from a date set by Member States) and on a voluntary basis for residential, the common Union Smart Readiness Indicator (SRI) per Commission Delegated Regulation (EU) 2020/2155 and Implementing Regulation (EU) 2020/2156. The SRI rates the building's capacity to interact with occupants, the grid and to operate efficiently.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.