Provisional Tax (IRP6) Estimator
Estimate your two IRP6 payments for the 2026/27 year of assessment.
Sound familiar?
- “Your end-August IRP6 is approaching and you do not know what to pay.”
- “You want to avoid the paragraph 20 underestimation penalty on the February IRP6.”
- “Your accountant only sends you the final figure at year end.”
What this tool does
Takes your estimated annual taxable income, applies SARS brackets, rebates, medical credits and the s11F retirement deduction, then splits the annual income tax across the two IRP6 payments due end of August and end of February.
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What the law actually says
- •Provisional tax is governed by the Fourth Schedule to the Income Tax Act 58 of 1962. Two payments are due per year of assessment.
- •Paragraph 20 imposes a 20% underestimation penalty if the second estimate falls below the statutory tolerance.
- •Paragraph 27 imposes a 10% late-payment penalty plus interest under section 89 of the Tax Administration Act 28 of 2011.