If the approval holder completely ceases to manufacture an approved type it informs the approving authority, which notifies the other Contracting Parties with the approval form annotated PRODUCTION DISCONTINUED. The pending GRVA proposal ECE/TRANS/WP.29/GRVA/2026/27 would add that production is not considered discontinued while the manufacturer intends further extensions for updates to registered vehicles.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.