Here is the list of users and their privileges.

Administrators

• can manage all Backlog settings except for contracts, which are managed by the appointed Payment Administrator.
• can add, edit, and delete users and teams.

Payment Administrators

• can be Administrators or Members.
• are the Space Owner by default when an organization is created.
• Space Owner can transfer Payment Administrator status to another organization member.
• can choose new Payment Administrators.
• can view and edit the organization’s contract settings.

Project Administrator

• can be Administrators or Members.
• can manage Project Settings but not Space Settings.

Members

• have full access to Issues, Wikis, Files, Repositories, etc., as long as restrictions have not been placed on their accounts.
• can view the list of organization users and the team(s) they belong to.
• can be designated as a Project Administrator or Payment Administrator.

Member Plus:

• are given Member Plus status by Administrators.
• have the same settings as Members.
• can create new teams.
• can invite new users to the organization.
• can be designated as an Administrator or Payment Administrator.

Guest

• can use Issues, Wikis, Files, Repositories, etc., just like Members, unless restrictions are put on their account by the Administrator.
• cannot view the organization’s member list.
• cannot be listed as a Project Administrator or Payment Administrator.
• can view their own account details.

Here is the list of privileges: