Info: Outlook Permission Levels

Permission Level

Definition

Owner:

Allows full rights to the mailbox’s (Calendar or Folder) , including assigning permissions; it is recommended not to assign this role to anyone

Publishing Editor:

Create, read, edit, and delete all items; create subfolders

Editor:

Create, read, edit, and delete all items

Publishing Author:

Create and read items; create subfolders; edit and delete items created by the user.

Author:

Create and read items; edit and delete items they’ve created.

Nonediting Author:

Create and read items; delete items created by the user.

Reviewer:

Read items.

Contributor:

Create items.

Free/Busy time, subject, location:

View the time, subject, and location of the appointment or meeting on your calendar.

Free/Busy time:

Shows only as Free or Busy on your calendar. No details are provided.

None:

No permissions are set for the selected user on the specified calendar or folder.