In What Order does Payroll Apply Deductions to Employee Pay?
Within Payroll, the deductions that reduce employee pay are applied to employee pay in the following specific order:
You can further define the order in which Payroll takes deductions within the above categories by assigning a priority number to a deduction code. A deduction with a value of 1 is taken first and a value of 9 is taken last within its category.
If all the deductions within a grouping have the same priority number, they are taken in numeric, alphanumeric order based on the four-digit deduction code value.