Level 2 - HISTORIC ENVIRONMENT RECORDS. This includes similar organisations which are responsible for overseeing archaeological work undertaken in their area. This includes national bodies (i.e. Historic Environment Scotland and Historic England) who are reviewing projects undertaken as part of Scheduled Monument Consent.
Level 2a - OTHER REVIEWING ORGANISATIONS. Regional organisations requiring access to records pre sign-off but not actively reviewing records as part of the main workflow (e.g. National trust, or particular programmes of work such as HS2).
Level 3 - ARCHIVES. Includes Archives, Museums or Records Offices which are responsible for holding archives from archaeological fieldwork and building surveys.
Level 4 - National bodies who have oversight of archaeological work undertaken in their country.
Level 4a - Discovery and Excavation in Scotland (DES) user requiring access to records pre signoff and with special features e.g. image downloads.
Level 5 - Research Frameworks
In addition OASIS also has a level of user defined as a Specialist Data Users (Level 7). These are defined as organisations or projects who may want to access OASIS records for research purposes. Level 7 access is restricted to records that: