organization for collecting archives, to store them and place them at the disposal of users, repository for an organised body of records produced or received by a public, semipublic, institutional or business entity in the transaction of its affairs and preserved by it or its successors, arhivaalide kogumise, säilitamise, korrastamise ja kasutamisega tegelev arhiiviasutus ning käesolevas seaduses sätestatud Rahvusarhiivi struktuuriüksus