There can only be one normal pay per payee per pay period.
Kwik-Pay calculates tax and other statutory deductions automatically when any change is made to a normal payslip.
There can be any number number of adjustment payslips per payee per pay period, and each one must be added manually using the pay calculation screen. To add additional adjustment payslips, you must increment the payslip sequence number on the pay calculation screen for each additional one.
Kwik-Pay does not calculate tax or any other statutory deductions automatically for adjustment payslips. You must add a 'PAYE adjustment' deduction to the payslips, with the amount of tax deducted.
There can be any number number of supplementary payslips per payee per pay period, and each one must be added manually using the pay calculation screen. To add additional supplementary payslips, you must increment the payslip sequence number on the pay calculation screen for each additional one.
Kwik-Pay does calculate tax and any other statutory deductions automatically for supplementary payslips. It does so by calculating the taxable gross as the sum of the taxable gross of the normal pay, plus all supplementary payslips in the pay period, calculating the tax on the total, and then subtracting the total of tax included on the normal payslips plus all other supplementary payslips in the pay period.