Most of the system-generated Pay Elements in the Payroll module are already configured based on the HRDF policies, in terms of HRDF calculation.
If your company has created additional Pay Elements and you would like the system to include these for HRDF calculation, please follow the steps below:
Step 1: Log in to the account
Step 2: Go to 
Step 3: Click on 
Step 4: Select 
tab at the top
Step 5: Click on 
sub-tab. You will see the list of Pay Elements available on the account.
Step 6: Look for the Pay Element that you’d like to include in the HRDF calculation, and click on the 
under the Actions column
Step 7: Put a tick on the HRDF box in the Criteria section
Step 8: Click "Submit" to save your settings.