This indicator expressed as a URI indicates:

The service identified in "Service digital identity" (see clause 5.5.3) provided by the trust service provider identified in "TSP name" (see clause 5.4.1) is currently under supervision, for compliance with the provisions laid down in the applicable European legislation, by the Member State identified in the "Scheme territory" (see clause 5.3.10) in which the trust service provider is established.