Create a line level timesheet workflow that has approvals done for each line and then create timesheet approval workflow. It then invokes the line level workflow from the timesheet workflow.
To create the timesheet line level approval go to:
Go to Project management and accounting > Setup > Project management and accounting Workflow
Go to Timesheets > Setup > Timesheets workflow
Iinvoke the above created timesheet line level workflow in Review timesheet workflow as shown below:
|Note – There is no change to the standard workflow setup.|