Global
Project - Edit Assigned Tasks - All Allows user to edit Assigned Tasks on any Project.
Project - Edit Management - All Allows user to edit the general and management properties, staff and tasks for any project that has been enabled for management. This includes the ability to add sub-projects to that project as well as to edit it in Microsoft Project. This right also allows the user to create processes on any project and to edit the processes that he or she creates.
Project - Edit Project Plan - All Allows user to add unplanned tasks to any Project when completing his or her timesheet if he or she is a team member on that Project.
Instance
Project - Edit Assigned Tasks Allows user to edit Assigned Tasks on a specific Project.
Project - Edit Financial Allows user to edit the general and management properties, roster and key tasks. The user can also add sub-projects to the project and the project can be viewed and edited in Microsoft Project.
Project - Edit Management Allows user to edit the general and management properties, staff and tasks for the selected project if it has been enabled for management. This includes the ability to add sub-projects to it as well as edit it in Microsoft Project.
Project - Edit Project Plan Allows user to add unplanned tasks to a specific Project when completing his or her timesheet if he or she is a team member on that Project.
For some reason the description for the global
Project - Enable Financial
does not talk about tasks at all.