Explore Act IDs
Browse standard activity identifiers for financed activities in labelled bonds. The registry is growing — new activities are added regularly.
Registry in early access. The registry currently contains a set of sample activities to demonstrate the system. The full registry will expand significantly. If you have a specific activity you'd like to see, get in touch.
Offshore wind electricity generation
Generation of electricity from offshore wind turbines located in marine environments.
View details →Solar photovoltaic electricity generation
Generation of electricity from solar photovoltaic panels, including utility-scale and distributed installations.
View details →Electric passenger rail transport
Passenger transport by electric rail, including mainline rail, urban metro, light rail, and tram systems.
View details →Onshore wind electricity generation
Generation of electricity from onshore wind turbines, including installation, operation, and maintenance.
View details →Renovation of existing residential buildings
Deep or substantial energy renovation of existing residential buildings to improve energy performance.
View details →Act ID format reference
Standard financed activity identifiers — the core reference in the registry.
Eligibility criteria associated with an activity — tracked separately.
Relationships between activities, criteria, and external frameworks.
Provenance records linking registry objects to their sources.
All identifiers are hash-derived and stable. Identifiers beginning with ACT-S- (assignments) and ACT-L- (lineage) are also part of the system.