olemus
(Eesti) riigi infosüsteemi kataloog, ühtlasi
menetlus- ja halduskeskkond,
mille kaudu riigi infosüsteem areneb;
tagab süsteemi halduse läbipaistvuse ja
aitab haldust plaanida
= (Estonian) catalog of the national information system, as well as the procedural and administrative environment through which the national information system is developed; ensures transparency in the administration of the system and helps to plan the administration

ülevaateid
https://en.wikipedia.org/wiki/Administration_system_for_the_state_information_system_RIHA