To set the payrate to pay employees by planned duration, please follow these steps:
Click Settings.
Click Financials.
Click Payroll.
Click Rate Sheets.
Find the relevant rate sheet.
Click the arrow button to the left of the chosen rate sheet.
Click Revisions.
Click the arrow button next to the date that matches the period you want to change.
Click Use Start Time and Use Duration drop downs, and select Planned for both.
Click Save.
Click the orange Apply? button to apply the change to your rate sheets.
This takes effect the next time payroll is generated.