Permission types

...

1. From the Cog menu , select Manage apps.
2. Locate the Delegated Project Creator section in the left sidebar and select Project Templates Settings to display the Configure Project Templates Settings page.
3. From the Project Creation Permissions tab,
   1. Select the group to add from the Groups to add drop down.

   2. Click Add group to Creators or Add group to Owners as required.
      

      Info
      By default, Jira administrators have permissions to create projects.

      
      

Revoke permissions from a group

...