Calculate tax on salary increases applied retroactively. This calculator determines the correct PAYE when you receive backpay for previous months at a new salary rate.
📅 Period Information
💵 Salary Information
👤 Personal Information
Gross Backpay AmountR 0.00
Additional PAYE DueR 0.00
Net Backpay (Take-home)R 0.00
Detailed Breakdown
Number of Backpay Months0
Monthly Salary IncreaseR 0.00
Old Annual SalaryR 0.00
New Annual SalaryR 0.00
PAYE Already Paid (Old Salary)R 0.00
PAYE Should Have Been (New Salary)R 0.00
📌 How this works: When you receive a salary increase backdated to previous months, SARS requires you to pay the additional PAYE that would have been deducted if you had been earning the higher salary from the start. This calculator determines the exact additional tax owed on your backpay.